{"title":"Galvanized Ventilation Ducts","description":"\u003cp\u003eA forced-air or air exchanger network is built one piece at a time, from the trunk to the grille. These are the galvanized steel parts that we use to add a branch or redo the outlets in a basement.\u003c\/p\u003e\u003ch2\u003eThe parts of the network\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e\u003cstrong\u003e60 in round pipe\u003c\/strong\u003e: 4 to 16 in; 32 gauge sheet up to 6 in, 28 gauge from 7 to 12 in.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eElbows and reducers\u003c\/strong\u003e: adjustable elbow from 4 to 16 in; tapered and straight reducers from 4 × 3 to 12 × 10 in.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eBranch take-offs\u003c\/strong\u003e: side take-offs with or without damper, 90° top take-off, tee, wye and centred wye fittings.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eBalancing and closing\u003c\/strong\u003e: round damper with quadrant key, backdraft damper, end cap, C and S cleats.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eFloor boots\u003c\/strong\u003e: angled, universal or extended; 2-1\/4, 3-1\/4 or 4 × 10 in opening, 4, 5 or 6 in collar.\u003c\/li\u003e\u003cli\u003e\u003cstrong\u003eOval family\u003c\/strong\u003e: duct, elbows, oval-to-round transitions and ceiling outlet, in 5 and 6 in.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eReading the sizes\u003c\/h2\u003e\u003cp\u003eA round part is sized by the nominal duct diameter: measure the actual collar of the unit or the existing duct. On a boot, the opening follows the grille and the collar follows the branch. Oval is for places where round will not fit: measure the cavity depth. Every joint is screwed, then sealed with aluminum tape or mastic.\u003c\/p\u003e\u003ch2\u003eInstalled and balanced by AirGreen\u003c\/h2\u003e\u003cp\u003eWe install these parts and balance networks in Montréal, Laval, Longueuil, on the South Shore and on the North Shore. RBQ licence 5645-9605-01, subclass 15.8 Ventilation. To check availability or get a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the part, the diameter and the quantity.\u003c\/p\u003e","products":[{"product_id":"tuyau-rond-galvanise-longueur-de-60-po","title":"Galvanized Round Pipe – 60 in Length","description":"\u003cp\u003eThe 60 in \u003cstrong\u003egalvanized round pipe\u003c\/strong\u003e is the basic building block of a \u003cstrong\u003eventilation duct\u003c\/strong\u003e system: it is what connects the elbows, takeoffs and outlets to one another. Available from 4 to 16 in in diameter, it is used for the branches of a \u003cstrong\u003eforced-air\u003c\/strong\u003e system as well as for \u003cstrong\u003eair exchanger\u003c\/strong\u003e ducts or fan exhaust.\u003c\/p\u003e\n\u003ch2\u003eA straight duct that keeps air moving\u003c\/h2\u003e\n\u003cp\u003eAn efficient system starts with straight runs of the right diameter, properly aligned and properly sealed. Each section is 60 in long and is cut with tin snips to fit the exact length between two fittings. The sections slide into one another; point the joints in the direction of airflow.\u003c\/p\u003e\n\u003ch3\u003eDiameters and sheet metal thickness\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e4, 5 and 6 in\u003c\/strong\u003e: 32 gauge sheet metal\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e7, 8, 10 and 12 in\u003c\/strong\u003e: 28 gauge sheet metal, thicker\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e14 and 16 in\u003c\/strong\u003e: for higher-airflow main ducts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe size corresponds to the duct’s nominal diameter. Choose it based on the collar of the unit or fitting you are connecting to, and keep the same diameter along the whole branch, except where a reducer is planned.\u003c\/p\u003e\n\u003ch3\u003eGood installation practices\u003c\/h3\u003e\n\u003cp\u003eFasten each joint with sheet metal screws, then seal it with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e: a leaky duct sends heated air into the walls and the basement. Support the lengths with straps and insulate any run that passes through an unheated space. Cut edges are sharp: wear gloves.\u003c\/p\u003e\n\u003ch2\u003eSupplied and installed by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eOur crews install ventilation and forced-air ducts in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. To check availability of a diameter or get a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and the number of sections.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 in (32 gauge)","offer_id":67638665806116,"sku":"AG-VC-00101","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 in (32 gauge)","offer_id":67638665838884,"sku":"AG-VC-00102","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in (32 gauge)","offer_id":67638665871652,"sku":"AG-VC-00103","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"7 in (28 gauge)","offer_id":67638665904420,"sku":"AG-VC-00104","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in (28 gauge)","offer_id":67638665937188,"sku":"AG-VC-00105","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 in (28 gauge)","offer_id":67638665969956,"sku":"AG-VC-00106","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"12 in (28 gauge)","offer_id":67638666002724,"sku":"AG-VC-00107","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"14 in","offer_id":67638666035492,"sku":"AG-VC-00108","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"16 in","offer_id":67638666068260,"sku":"AG-VC-00109","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-001_00_principale.png?v=1791986295"},{"product_id":"coude-rond-galvanise-orientable-a-90","title":"Adjustable Galvanized Round 90° Elbow","description":"\u003cp\u003eThe \u003cstrong\u003eadjustable galvanized round elbow\u003c\/strong\u003e changes the direction of a round duct at the angle you need, up to 90°. Its sections rotate on one another: you set it on site, at installation, instead of ordering a different elbow for each turn.\u003c\/p\u003e\n\u003ch2\u003eThe elbow that adapts to the actual route\u003c\/h2\u003e\n\u003cp\u003eIn a basement or attic, a duct often has to get around a beam, a pipe or a brace, and two runs are rarely perfectly aligned. The adjustable elbow takes up these offsets. It is also used for the full 90° turn that brings a branch to a \u003cstrong\u003efloor register\u003c\/strong\u003e or to a \u003cstrong\u003ewall hood\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eAvailable sizes\u003c\/h3\u003e\n\u003cp\u003eThe elbow is available in 4, 5, 6, 7, 8, 10 and 12 in, as well as a combined 14 in \/ 16 in size for main ducts. The latter is a single variant: specify the exact diameter when ordering. The size is the nominal diameter of the pipe to be connected.\u003c\/p\u003e\n\u003ch3\u003eAdjustment and sealing\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eSet the angle dry, by holding the elbow in place between the two runs.\u003c\/li\u003e\n\u003cli\u003eLock each swivel joint with a \u003cstrong\u003esheet metal screw\u003c\/strong\u003e so the angle no longer moves.\u003c\/li\u003e\n\u003cli\u003eSeal the swivel joints and both connections with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003educt sealant\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAvoid putting several elbows in a row: every turn slows the air.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOn an exhaust duct, slope the run toward the outside after the last elbow so condensation does not flow back toward the unit.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe install ducts and elbows as part of our ventilation and forced-air work in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 in","offer_id":67638666101028,"sku":"AG-VC-00201","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 in","offer_id":67638666133796,"sku":"AG-VC-00202","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638666166564,"sku":"AG-VC-00203","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"7 in","offer_id":67638666199332,"sku":"AG-VC-00204","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in","offer_id":67638666232100,"sku":"AG-VC-00205","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 in","offer_id":67638666264868,"sku":"AG-VC-00206","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"12 in","offer_id":67638666297636,"sku":"AG-VC-00207","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"14 in \/ 16 in","offer_id":67638666330404,"sku":"AG-VC-00208","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-002_00_principale.png?v=1791986295"},{"product_id":"reducteur-conique-galvanise","title":"Galvanized Tapered Reducer","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized tapered reducer\u003c\/strong\u003e connects two \u003cstrong\u003eround ducts\u003c\/strong\u003e of different diameters. Its cone-shaped body takes the air from the large diameter to the small one gradually, with no abrupt narrowing. It is available in eleven combinations, from 4 × 3 in to 12 × 10 in.\u003c\/p\u003e\n\u003ch2\u003eKeeping the right air velocity to the end of the system\u003c\/h2\u003e\n\u003cp\u003eIn a \u003cstrong\u003eforced-air\u003c\/strong\u003e system, the main duct loses part of its airflow at each branch. Reducing it by one size after a group of take-offs helps keep a steady air velocity all the way to the last outlet. The reducer is also used to bring a branch down to the collar diameter of a floor register, a fan or an \u003cstrong\u003eair exchanger\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eHow to read the size\u003c\/h3\u003e\n\u003cp\u003eThe first figure is the large diameter, the second the small one: a 10 × 8 in connects a 10 in duct to an 8 in duct. Measure both sides on site before ordering, especially on an existing duct.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eOne-size reductions\u003c\/strong\u003e: 4 × 3, 5 × 4, 6 × 5, 7 × 6, 8 × 7, 10 × 8, 12 × 10 in\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eReductions of two sizes or more\u003c\/strong\u003e: 6 × 4, 7 × 5, 8 × 5, 8 × 6 in\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eFit the pieces together, secure each joint with sheet metal screws and seal with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e. Do not go below the diameter set in the system design calculation: the room served would be short of air.\u003c\/p\u003e\n\u003ch2\u003eSupplied and installed by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eOur crews design and install duct systems in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with both diameters and the quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 × 3 in","offer_id":67638666363172,"sku":"AG-VC-00301","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 × 4 in","offer_id":67638666395940,"sku":"AG-VC-00302","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 × 4 in","offer_id":67638666428708,"sku":"AG-VC-00303","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 × 5 in","offer_id":67638666461476,"sku":"AG-VC-00304","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"7 × 5 in","offer_id":67638666494244,"sku":"AG-VC-00305","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"7 × 6 in","offer_id":67638666527012,"sku":"AG-VC-00306","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 × 5 in","offer_id":67638666559780,"sku":"AG-VC-00307","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 × 6 in","offer_id":67638666592548,"sku":"AG-VC-00308","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 × 7 in","offer_id":67638666625316,"sku":"AG-VC-00309","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 × 8 in","offer_id":67638666658084,"sku":"AG-VC-00310","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"12 × 10 in","offer_id":67638666690852,"sku":"AG-VC-00311","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-003_00_principale.png?v=1791986356"},{"product_id":"reducteur-droit-galvanise","title":"Galvanized Straight Reducer","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized straight reducer\u003c\/strong\u003e connects one \u003cstrong\u003eround duct\u003c\/strong\u003e to another of smaller diameter while keeping both on the same axis. It is mainly used to connect a duct to a unit’s collar — \u003cstrong\u003efan\u003c\/strong\u003e, \u003cstrong\u003eair exchanger\u003c\/strong\u003e, range hood — or to an existing duct that does not match the diameter of the new section.\u003c\/p\u003e\n\u003ch2\u003eWhen the duct and the collar are not the same diameter\u003c\/h2\u003e\n\u003cp\u003eOn a renovation job, it is common for a fan to have a 5 in collar while the existing system is 6 in, or for a new section to have to meet an old duct of another size. Instead of crushing or cutting the sheet metal, the reducer makes a clean transition that can be screwed and sealed.\u003c\/p\u003e\n\u003ch3\u003eSeven sizes\u003c\/h3\u003e\n\u003cp\u003eThe reducer is available in 5 × 4, 6 × 4, 6 × 5, 7 × 6, 8 × 6, 10 × 8 and 12 × 10 in. The first number is the large diameter, the second the small one. For another combination, see also our \u003cstrong\u003etapered reducer\u003c\/strong\u003e, available in eleven sizes.\u003c\/p\u003e\n\u003ch3\u003eBefore reducing a unit’s duct\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMeasure the unit’s actual collar, not just the size printed on the box.\u003c\/li\u003e\n\u003cli\u003eCheck the minimum diameter required by the unit’s manufacturer: a duct that is too small reduces airflow and increases noise.\u003c\/li\u003e\n\u003cli\u003eScrew and seal both joints with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstalled by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe connect fans, air exchangers and forced-air units to their ducts in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the two diameters to connect and the quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 × 4 in","offer_id":67638666723620,"sku":"AG-VC-00401","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 × 4 in","offer_id":67638666756388,"sku":"AG-VC-00402","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 × 5 in","offer_id":67638666789156,"sku":"AG-VC-00403","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"7 × 6 in","offer_id":67638666821924,"sku":"AG-VC-00404","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 × 6 in","offer_id":67638666854692,"sku":"AG-VC-00405","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 × 8 in","offer_id":67638666887460,"sku":"AG-VC-00406","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"12 × 10 in","offer_id":67638666920228,"sku":"AG-VC-00407","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-004_00_principale.png?v=1791986356"},{"product_id":"prise-laterale-galvanisee-take-off","title":"Galvanized Side Take-Off","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized side take-off\u003c\/strong\u003e, or simply \u003cstrong\u003etake-off\u003c\/strong\u003e, starts a round branch off the side of a \u003cstrong\u003emain duct\u003c\/strong\u003e (trunk) or a \u003cstrong\u003eplenum\u003c\/strong\u003e. It is the fitting through which air leaves the main system to go to a room, a floor register or a wall grille.\u003c\/p\u003e\n\u003ch2\u003eAdding or redoing a forced-air branch\u003c\/h2\u003e\n\u003cp\u003eIn a \u003cstrong\u003eforced-air\u003c\/strong\u003e system, each room is fed by its own branch. During an addition, a basement finish or the replacement of a furnace with a \u003cstrong\u003ecentral heat pump\u003c\/strong\u003e, branches often have to be added or moved. The side take-off installs on an existing duct without taking the system apart.\u003c\/p\u003e\n\u003ch3\u003eSix diameters\u003c\/h3\u003e\n\u003cp\u003eAvailable in 4, 5, 6, 8, 10 and 12 in. The size is the diameter of the round branch; it depends on the airflow needed in the room and the length of the branch.\u003c\/p\u003e\n\u003ch3\u003eInstallation steps\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrace the opening by holding the take-off against the main duct.\u003c\/li\u003e\n\u003cli\u003eCut with tin snips and deburr the edge.\u003c\/li\u003e\n\u003cli\u003eInsert the take-off and fasten it with \u003cstrong\u003esheet metal screws\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSeal the whole joint with \u003cstrong\u003emastic\u003c\/strong\u003e or \u003cstrong\u003ealuminum tape\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTo be able to balance the room, add a round damper on the branch or go with the side take-off with built-in damper.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe add, move and balance forced-air branches in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and the number of take-offs.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 in","offer_id":67638666952996,"sku":"AG-VC-00501","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 in","offer_id":67638666985764,"sku":"AG-VC-00502","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638667018532,"sku":"AG-VC-00503","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in","offer_id":67638667051300,"sku":"AG-VC-00504","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 in","offer_id":67638667084068,"sku":"AG-VC-00505","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"12 in","offer_id":67638667116836,"sku":"AG-VC-00506","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-005_00_principale.png?v=1791986356"},{"product_id":"prise-laterale-galvanisee-avec-registre-take-off","title":"Galvanized Side Take-Off with Damper","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized side take-off with damper\u003c\/strong\u003e starts a round branch from the side of a \u003cstrong\u003emain duct\u003c\/strong\u003e or \u003cstrong\u003eplenum\u003c\/strong\u003e, like a regular take-off, but with a built-in \u003cstrong\u003edamper\u003c\/strong\u003e. A shaft that sticks out of the fitting lets you adjust the blade and therefore the air sent into the branch.\u003c\/p\u003e\n\u003ch2\u003eRoom-by-room comfort starts where the branch begins\u003c\/h2\u003e\n\u003cp\u003eIn a \u003cstrong\u003eforced-air\u003c\/strong\u003e system, rooms close to the unit often get too much air and distant rooms not enough. \u003cstrong\u003eBalancing\u003c\/strong\u003e means slightly restricting the favoured branches to give air back to the others. With the damper in the take-off, this adjustment is made at the main duct, without a separate damper on each branch.\u003c\/p\u003e\n\u003ch3\u003eSeven diameters\u003c\/h3\u003e\n\u003cp\u003eAvailable in 4, 5, 6, 8, 10, 12 and 14 in. The size is the diameter of the round branch to be connected.\u003c\/p\u003e\n\u003ch3\u003eInstallation and adjustment tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePosition the take-off so the shaft stays accessible after the ceiling is finished, or plan for an access hatch.\u003c\/li\u003e\n\u003cli\u003eScrew the take-off to the main duct and seal around it with \u003cstrong\u003educt sealant\u003c\/strong\u003e or \u003cstrong\u003ealuminum tape\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAdjust the dampers with the system running, in small steps, starting with the rooms closest to the unit.\u003c\/li\u003e\n\u003cli\u003eMark the final position of each shaft.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRevisiting the settings between winter and summer often helps: warm air and cool air do not distribute the same way in a multi-storey house.\u003c\/p\u003e\n\u003ch2\u003eInstalled and balanced by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe install take-offs and balance forced-air systems in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and the number of take-offs.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 in","offer_id":67638667149604,"sku":"AG-VC-00601","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 in","offer_id":67638667182372,"sku":"AG-VC-00602","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638667215140,"sku":"AG-VC-00603","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in","offer_id":67638667247908,"sku":"AG-VC-00604","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 in","offer_id":67638667280676,"sku":"AG-VC-00605","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"12 in","offer_id":67638667313444,"sku":"AG-VC-00606","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"14 in","offer_id":67638667346212,"sku":"AG-VC-00607","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-006_00_principale.png?v=1791986356"},{"product_id":"raccord-en-y-galvanise","title":"Galvanized Wye Fitting","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized wye fitting\u003c\/strong\u003e creates a branch on a \u003cstrong\u003eround duct\u003c\/strong\u003e: the main duct continues straight through and the branch comes off at an angle. Depending on the direction of the air, it splits one flow into two or joins two ducts into one.\u003c\/p\u003e\n\u003ch2\u003eA branch take-off that restricts the air less\u003c\/h2\u003e\n\u003cp\u003eEvery change of direction takes away a little airflow. Because the branch comes off at an angle rather than at 90°, the wye turns the air more gently than a tee fitting. It is the choice when you want to feed two outlets from the same \u003cstrong\u003eforced-air\u003c\/strong\u003e branch, or distribute air from an \u003cstrong\u003eair exchanger\u003c\/strong\u003e to several rooms.\u003c\/p\u003e\n\u003ch3\u003eSplitting or joining\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eTo split\u003c\/strong\u003e: the branch points downstream, in the direction of the airflow.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eTo join\u003c\/strong\u003e: the branch points toward the fan or the unit, so the two flows merge without colliding.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTo join two bathroom exhausts, first check what the fan manufacturer and the code allow, and keep a backdraft damper on each unit.\u003c\/p\u003e\n\u003ch3\u003eSizes and installation\u003c\/h3\u003e\n\u003cp\u003eAvailable in 4, 5, 6, 8 and 10 in, based on the nominal duct diameter. Screw all three connections and seal them with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003educt sealant\u003c\/strong\u003e. If you want two identical branches on either side of the centreline, the \u003cstrong\u003ecentred wye fitting\u003c\/strong\u003e is a better fit.\u003c\/p\u003e\n\u003ch2\u003eSupplied and installed by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe design and install ventilation and forced-air systems in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 in","offer_id":67638667378980,"sku":"AG-VC-00701","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 in","offer_id":67638667411748,"sku":"AG-VC-00702","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638667444516,"sku":"AG-VC-00703","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in","offer_id":67638667477284,"sku":"AG-VC-00704","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 in","offer_id":67638667510052,"sku":"AG-VC-00705","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-007_00_principale.png?v=1791986418"},{"product_id":"raccord-en-y-centre-galvanise","title":"Galvanized Centred Y Fitting","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized centred Y fitting\u003c\/strong\u003e splits a \u003cstrong\u003eround duct\u003c\/strong\u003e into two branches that spread out evenly on either side of the axis. Unlike a regular Y, no duct continues straight through: the air is split between two branches at the same angle.\u003c\/p\u003e\n\u003ch2\u003eThe right choice for supplying two neighbouring rooms\u003c\/h2\u003e\n\u003cp\u003eWhen one branch has to serve two bedrooms side by side, or two outlets on either side of a wall, the centred Y gives both sides an equal starting point. It is also a useful part in an \u003cstrong\u003eair exchanger\u003c\/strong\u003e network, where you want a similar fresh air supply in each bedroom.\u003c\/p\u003e\n\u003ch3\u003eThree diameters\u003c\/h3\u003e\n\u003cp\u003eOffered in 5, 6 and 8 in. The size is the nominal diameter of the round duct to be connected; measure the existing duct before ordering.\u003c\/p\u003e\n\u003ch3\u003eFor a truly even split\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGive both branches a similar length and number of elbows.\u003c\/li\u003e\n\u003cli\u003eInstall a \u003cstrong\u003eround damper\u003c\/strong\u003e on each branch to correct any imbalance.\u003c\/li\u003e\n\u003cli\u003eScrew the three joints and seal them with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eInsulate branches that run through an unheated space.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt can also be used the other way around, to join two ducts symmetrically ahead of a fan.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe install and balance ventilation and forced-air networks in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 in","offer_id":67638667542820,"sku":"AG-VC-00801","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638667575588,"sku":"AG-VC-00802","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in","offer_id":67638667608356,"sku":"AG-VC-00803","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-008_00_principale.png?v=1791986418"},{"product_id":"raccord-en-t-galvanise","title":"Galvanized Tee Fitting","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized tee fitting\u003c\/strong\u003e takes a 90° branch off a \u003cstrong\u003eround duct\u003c\/strong\u003e. It is the most compact branch fitting: where a wye would need length, the tee comes straight out the side.\u003c\/p\u003e\n\u003ch2\u003eThe branch takeoff for tight spaces\u003c\/h2\u003e\n\u003cp\u003eIn a ceiling cavity, between two joists or along a foundation wall, there is often no room for an angled fitting. The tee lets you feed an outlet very close to the duct, or run an \u003cstrong\u003eair exchanger\u003c\/strong\u003e branch to a room without a detour. It is also used to prepare for a future connection: its outlet is closed with a \u003cstrong\u003eround cap\u003c\/strong\u003e until the day the branch is installed.\u003c\/p\u003e\n\u003ch3\u003eSix diameters\u003c\/h3\u003e\n\u003cp\u003eAvailable in 4, 5, 6, 8, 10 and 12 in, based on the nominal diameter of the duct being connected.\u003c\/p\u003e\n\u003ch3\u003eTee or wye: how to choose\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eTee fitting\u003c\/strong\u003e: the shortest, for narrow spaces and outlets close together.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWye fitting\u003c\/strong\u003e: the branch comes off at an angle and the air turns more gently; the better choice when space allows, especially for joining two exhaust runs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eScrew all three joints and seal them with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e. Support the fitting and its branches so the weight of the ducts does not strain the joints.\u003c\/p\u003e\n\u003ch2\u003eSupplied and installed by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eOur crews install ventilation and forced-air ducts in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 in","offer_id":67638667641124,"sku":"AG-VC-00901","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 in","offer_id":67638667673892,"sku":"AG-VC-00902","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638667706660,"sku":"AG-VC-00903","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in","offer_id":67638667739428,"sku":"AG-VC-00904","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 in","offer_id":67638667772196,"sku":"AG-VC-00905","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"12 in","offer_id":67638667804964,"sku":"AG-VC-00906","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-009_00_principale.png?v=1791986418"},{"product_id":"prise-superieure-galvanisee-a-90","title":"Galvanized 90° Top Takeoff","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized 90° top takeoff\u003c\/strong\u003e starts a round branch from the \u003cstrong\u003etop\u003c\/strong\u003e of a main duct or plenum, then turns it horizontal. Takeoff and elbow are combined in a single piece: the branch rises and runs straight off between the joists.\u003c\/p\u003e\n\u003ch2\u003eThe takeoff for basements where every inch counts\u003c\/h2\u003e\n\u003cp\u003eIn a finished basement, or one being finished, the goal is to keep the ceiling high. The main duct is fastened under the joists; if the branches left from the side and then ran underneath, they would take up even more height. With a top takeoff, the branch goes directly into the space between two joists and runs parallel to them to the \u003cstrong\u003efloor register\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eFive diameters\u003c\/h3\u003e\n\u003cp\u003eAvailable in 4, 5, 6, 8 and 10 in. The size is the diameter of the round branch, chosen according to the airflow needed in the room.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHold the takeoff on top of the duct, outlet facing the branch, and trace the opening.\u003c\/li\u003e\n\u003cli\u003eCut cleanly, insert the takeoff and fasten it with \u003cstrong\u003esheet metal screws\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSeal around the edge with \u003cstrong\u003emastic\u003c\/strong\u003e or \u003cstrong\u003ealuminum tape\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eInstall an accessible \u003cstrong\u003eround damper\u003c\/strong\u003e on the branch for balancing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBy combining takeoff and elbow, you eliminate a joint, and with it a source of air leakage in the ceiling.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe add and redo forced-air branches in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and the number of takeoffs.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 in","offer_id":67638667837732,"sku":"AG-VC-01001","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 in","offer_id":67638667870500,"sku":"AG-VC-01002","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638667903268,"sku":"AG-VC-01003","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in","offer_id":67638667936036,"sku":"AG-VC-01004","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 in","offer_id":67638667968804,"sku":"AG-VC-01005","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-010_00_principale.png?v=1791986418"},{"product_id":"registre-rond-galvanise-cle-de-debit","title":"Galvanized Round Damper (Balancing Key)","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized round damper\u003c\/strong\u003e is installed in a \u003cstrong\u003eround duct\u003c\/strong\u003e branch to adjust its airflow. Its \u003cstrong\u003ebalancing key\u003c\/strong\u003e, on the outside of the duct, turns an inner blade: open, the air flows freely; partly closed, the branch gets less air.\u003c\/p\u003e\n\u003ch2\u003eThe basic balancing tool\u003c\/h2\u003e\n\u003cp\u003eAn overheated room above the furnace, a cold bedroom at the far end of the house: in most cases, the difference comes from how the air is split between the branches. By slightly restricting the branches that get the most, the dampers send air back to the rooms that are short of it. The same principle applies to the branches of an \u003cstrong\u003eair exchanger\u003c\/strong\u003e, to set the fresh air supply or exhaust for each room.\u003c\/p\u003e\n\u003ch3\u003eSix diameters\u003c\/h3\u003e\n\u003cp\u003eAvailable in 4, 5, 6, 8, 10 and 12 in. Choose the nominal diameter of the duct it will be installed on.\u003c\/p\u003e\n\u003ch3\u003eWhere and how to install it\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIn a straight run, away from elbows, for a more stable setting.\u003c\/li\u003e\n\u003cli\u003eWhere the key will stay accessible, even after the ceiling is finished.\u003c\/li\u003e\n\u003cli\u003eScrewed and sealed with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e at each end.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAdjust with the system running, in small steps, and note the final position of each key. Never fully close all the branches in the same area: the unit needs its full airflow.\u003c\/p\u003e\n\u003ch2\u003eSupplied, installed and adjusted by AirGreen\u003c\/h2\u003e\n\u003cp\u003eWe install dampers and balance duct systems in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and the quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 in","offer_id":67638671900964,"sku":"AG-VC-01101","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 in","offer_id":67638671933732,"sku":"AG-VC-01102","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638671966500,"sku":"AG-VC-01103","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in","offer_id":67638671999268,"sku":"AG-VC-01104","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 in","offer_id":67638672032036,"sku":"AG-VC-01105","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"12 in","offer_id":67638672064804,"sku":"AG-VC-01106","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-011_00_principale.png?v=1791986482"},{"product_id":"bouchon-rond-galvanise","title":"Galvanized Round End Cap","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized round end cap\u003c\/strong\u003e closes off the end of a \u003cstrong\u003eround duct\u003c\/strong\u003e or an unused fitting outlet, such as a tee or wye kept for later. Available from 4 to 12 in, it replaces the cardboard-and-tape fixes still found in many basements.\u003c\/p\u003e\n\u003ch2\u003eA duct system closed where it should be\u003c\/h2\u003e\n\u003cp\u003eAfter a renovation, there is often a cut-off branch that no longer feeds anything, or an opening left for a future addition. Every poorly sealed opening sends heated or cooled air into a ceiling or wall, at the expense of the rooms being served. The cap closes the duct mechanically; tape is then only used to seal the joint.\u003c\/p\u003e\n\u003ch3\u003eSeven diameters\u003c\/h3\u003e\n\u003cp\u003eAvailable in 4, 5, 6, 7, 8, 10 and 12 in. Choose the nominal diameter of the duct or outlet to be closed.\u003c\/p\u003e\n\u003ch3\u003eGood practices\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eClose off an abandoned branch as close as possible to the main duct, so you do not leave a dead section of duct.\u003c\/li\u003e\n\u003cli\u003eScrew the cap in place and seal the joint with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003educt sealant\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eBefore removing a \u003cstrong\u003eforced-air\u003c\/strong\u003e branch, make sure the unit keeps enough outlets for its airflow.\u003c\/li\u003e\n\u003cli\u003eDuring work, a temporary cap keeps dust out of the ducts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe cap simply comes off the day the branch needs to be connected.\u003c\/p\u003e\n\u003ch2\u003eAvailable from AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe adapt duct systems during renovations in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 in","offer_id":67638672130340,"sku":"AG-VC-01201","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 in","offer_id":67638672163108,"sku":"AG-VC-01202","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638672195876,"sku":"AG-VC-01203","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"7 in","offer_id":67638672228644,"sku":"AG-VC-01204","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in","offer_id":67638672261412,"sku":"AG-VC-01205","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"10 in","offer_id":67638672294180,"sku":"AG-VC-01206","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"12 in","offer_id":67638672326948,"sku":"AG-VC-01207","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-012_00_principale.png?v=1791986482"},{"product_id":"sortie-angulaire-galvanisee-boot","title":"Galvanized Angled Boot","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized angled outlet\u003c\/strong\u003e, called a \u003cstrong\u003eboot\u003c\/strong\u003e on job sites, ends a \u003cstrong\u003eforced-air\u003c\/strong\u003e branch under a register. Its round collar takes the branch duct; its rectangular opening sits in the floor, under the register. In between, the boot turns the air toward the room.\u003c\/p\u003e\n\u003ch2\u003eThe last fitting before the room\u003c\/h2\u003e\n\u003cp\u003eA poorly connected or poorly sealed outlet lets a good share of the heated or cooled air escape between the joists. The angled boot gives a clean turn and a tight joint at the floor. It is used for new outlets as well as to replace the old rusted boots often found when renovating a basement.\u003c\/p\u003e\n\u003ch3\u003eHow to read the size\u003c\/h3\u003e\n\u003cp\u003eThe size reads as three numbers: width × length of the rectangular opening, then the diameter of the round collar. A 3-1\/4 × 10 × 5 in boot has a 3-1\/4 in by 10 in opening and takes a 5 in duct.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e2-1\/4 × 10 in\u003c\/strong\u003e: narrowest opening\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e3-1\/4 × 10 in\u003c\/strong\u003e: mid-size opening\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 × 10 in\u003c\/strong\u003e: widest opening\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEach opening is available with a 4, 5 or 6 in collar. Choose the opening based on the register, the collar based on the branch.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eFasten the boot to the joists or the subfloor, screw the duct to the collar and seal both joints with \u003cstrong\u003emastic\u003c\/strong\u003e or \u003cstrong\u003ealuminum tape\u003c\/strong\u003e, including around the opening at the floor.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe install and replace forced-air outlets in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the full size and the quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"2-1\/4 × 10 × 4 in","offer_id":67638672359716,"sku":"AG-VC-01301","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"2-1\/4 × 10 × 5 in","offer_id":67638672392484,"sku":"AG-VC-01302","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"2-1\/4 × 10 × 6 in","offer_id":67638672425252,"sku":"AG-VC-01303","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"3-1\/4 × 10 × 4 in","offer_id":67638672458020,"sku":"AG-VC-01304","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"3-1\/4 × 10 × 5 in","offer_id":67638672490788,"sku":"AG-VC-01305","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"3-1\/4 × 10 × 6 in","offer_id":67638672523556,"sku":"AG-VC-01306","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"4 × 10 × 4 in","offer_id":67638672556324,"sku":"AG-VC-01307","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"4 × 10 × 5 in","offer_id":67638672589092,"sku":"AG-VC-01308","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"4 × 10 × 6 in","offer_id":67638672621860,"sku":"AG-VC-01309","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-013_00_principale.png?v=1791986481"},{"product_id":"sortie-universelle-galvanisee-boot","title":"Galvanized Universal Register Boot","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized universal register boot\u003c\/strong\u003e (\u003cstrong\u003eboot\u003c\/strong\u003e) connects a round \u003cstrong\u003eforced-air\u003c\/strong\u003e branch to the rectangular opening of a register. As its name suggests, it is the all-purpose model of the family: it is designed for the most common configurations, which makes it a good boot to keep on hand on a job site.\u003c\/p\u003e\n\u003ch2\u003eFewer models to plan for, more flexibility on site\u003c\/h2\u003e\n\u003cp\u003eDuring a renovation, the position of a joist, a brace or a plumbing pipe often decides how the branch will reach its register. With a universal boot, the installer keeps some leeway to adapt the fitting at installation. For a branch that arrives horizontally under a floor register, the angled boot is also an option; for an opening far from the duct, see the extended boot.\u003c\/p\u003e\n\u003ch3\u003eSeven sizes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e2-1\/4 × 10 in\u003c\/strong\u003e: 5 in collar\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e3-1\/4 × 10 in\u003c\/strong\u003e: 4, 5 or 6 in collar\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 × 10 in\u003c\/strong\u003e: 4, 5 or 6 in collar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe size reads as opening (width × length) × collar diameter. Choose the opening based on the register and the collar based on the branch.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eHold the boot in position before cutting the floor or drywall. Fasten it securely, screw the duct to the collar and seal the joints with \u003cstrong\u003educt sealant\u003c\/strong\u003e or \u003cstrong\u003ealuminum tape\u003c\/strong\u003e. The register is not included.\u003c\/p\u003e\n\u003ch2\u003eSupplied and installed by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe install forced-air outlets in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the full size and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"2-1\/4 × 10 × 5 in","offer_id":67638672654628,"sku":"AG-VC-01401","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"3-1\/4 × 10 × 4 in","offer_id":67638672687396,"sku":"AG-VC-01402","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"3-1\/4 × 10 × 5 in","offer_id":67638672720164,"sku":"AG-VC-01403","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"3-1\/4 × 10 × 6 in","offer_id":67638672752932,"sku":"AG-VC-01404","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"4 × 10 × 4 in","offer_id":67638672785700,"sku":"AG-VC-01405","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"4 × 10 × 5 in","offer_id":67638672818468,"sku":"AG-VC-01406","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"4 × 10 × 6 in","offer_id":67638672851236,"sku":"AG-VC-01407","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-014_00_principale.png?v=1791986481"},{"product_id":"sortie-allongee-galvanisee-boot","title":"Extended Galvanized Outlet (Boot)","description":"\u003cp\u003eThe \u003cstrong\u003eextended galvanized outlet\u003c\/strong\u003e (\u003cstrong\u003eboot\u003c\/strong\u003e) connects a round \u003cstrong\u003eforced-air\u003c\/strong\u003e branch to a grille’s rectangular opening, like other outlets, but with a longer body. It is used when the grille sits farther from the end of the branch than a standard outlet can reach.\u003c\/p\u003e\n\u003ch2\u003eReaching the grille without adding pieces\u003c\/h2\u003e\n\u003cp\u003eA grille’s location is often decided for the room — under a window, away from furniture — and not for the basement. The result: between the end of the branch and the opening, there is sometimes a joist, blocking or simply too much distance. Rather than adding a piece of duct, an elbow and two more joints, the extended outlet spans that distance in a single piece. Fewer joints means fewer air leaks between the joists.\u003c\/p\u003e\n\u003ch3\u003eSeven sizes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e2-1\/4 × 10 in\u003c\/strong\u003e: 5 in collar\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e3-1\/4 × 10 in\u003c\/strong\u003e: 4, 5 or 6 in collar\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e4 × 10 in\u003c\/strong\u003e: 4, 5 or 6 in collar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe size reads as opening (width × length) × round collar diameter. The body length is not given here: if space is tight, send us your measurements before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eFasten the outlet securely to the joists or the subfloor, screw the duct to the collar and seal the collar as well as the perimeter of the opening with \u003cstrong\u003emastic\u003c\/strong\u003e or \u003cstrong\u003ealuminum tape\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe install forced-air outlets and branches in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the full size and the quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"2-1\/4 × 10 × 5 in","offer_id":67638672884004,"sku":"AG-VC-01501","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"3-1\/4 × 10 × 4 in","offer_id":67638672916772,"sku":"AG-VC-01502","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"3-1\/4 × 10 × 5 in","offer_id":67638672949540,"sku":"AG-VC-01503","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"3-1\/4 × 10 × 6 in","offer_id":67638672982308,"sku":"AG-VC-01504","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"4 × 10 × 4 in","offer_id":67638673015076,"sku":"AG-VC-01505","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"4 × 10 × 5 in","offer_id":67638673047844,"sku":"AG-VC-01506","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"4 × 10 × 6 in","offer_id":67638673080612,"sku":"AG-VC-01507","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-015_00_principale.png?v=1791986548"},{"product_id":"volet-anti-retour-rond-galvanise","title":"Galvanized Round Backdraft Damper","description":"\u003cp\u003eThe \u003cstrong\u003egalvanized round backdraft damper\u003c\/strong\u003e installs in an \u003cstrong\u003eexhaust duct\u003c\/strong\u003e. It opens when the fan pushes air outside and closes as soon as the air stops. Its job: keep cold air, wind and odours from coming back down the duct and into the house.\u003c\/p\u003e\n\u003ch2\u003eCold coming back through the bathroom fan\u003c\/h2\u003e\n\u003cp\u003eA cold draft under the bathroom fan, frost in the duct, odours moving from one room to another: these symptoms often come from an exhaust duct with no backdraft protection. The flap on the \u003cstrong\u003ewall cap\u003c\/strong\u003e closes the outlet at the wall; the in-line damper adds a barrier inside, useful on wind-exposed walls and on systems where several ducts join the same fan.\u003c\/p\u003e\n\u003ch3\u003eFour diameters\u003c\/h3\u003e\n\u003cp\u003eAvailable in 4, 5, 6 and 8 in. Choose the nominal diameter of the exhaust duct, usually that of the fan collar.\u003c\/p\u003e\n\u003ch3\u003eInstalling it properly\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRespect the \u003cstrong\u003edirection of flow\u003c\/strong\u003e: the blade opens toward the outlet.\u003c\/li\u003e\n\u003cli\u003eCheck that the blade moves freely; a screw that is too long can jam it.\u003c\/li\u003e\n\u003cli\u003eSeal the joints with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e, and insulate the duct in an attic.\u003c\/li\u003e\n\u003cli\u003eGive the duct a slight slope toward the outside so condensation drains out.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe install exhaust ducts, dampers and wall caps in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the diameter and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"4 in","offer_id":67638673277220,"sku":"AG-VC-01601","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"5 in","offer_id":67638673309988,"sku":"AG-VC-01602","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638673342756,"sku":"AG-VC-01603","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"8 in","offer_id":67638673375524,"sku":"AG-VC-01604","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-016_00_principale.png?v=1791986548"},{"product_id":"clavettes-pour-conduit-galvanise-c-et-s","title":"Cleats for Galvanized Duct (C and S)","description":"\u003cp\u003e\u003cstrong\u003eCleats for galvanized duct\u003c\/strong\u003e join the sections of a \u003cstrong\u003erectangular duct\u003c\/strong\u003e end to end — a forced-air main duct (trunk) or a plenum. They come in two profiles that work together: the \u003cstrong\u003eS cleat\u003c\/strong\u003e and the \u003cstrong\u003eC cleat\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch2\u003eTwo profiles, one solid joint\u003c\/h2\u003e\n\u003cp\u003eA rectangular duct does not slip together like a round duct. Its sections join at their edges, and the cleats are what hold them together, aligned and tight. The joint can still be taken apart: the duct can be opened later for a modification without cutting the sheet metal.\u003c\/p\u003e\n\u003ch3\u003eThe S cleat\u003c\/h3\u003e\n\u003cp\u003eIts S profile forms two folds: the flat edge of each section slides into it, one on each side. It is usually installed on the long sides of the duct.\u003c\/p\u003e\n\u003ch3\u003eThe C cleat\u003c\/h3\u003e\n\u003cp\u003eIt slides over the outward-folded edges of both sections and locks them together. It is generally installed on the short sides, then its ends are bent over to keep it from sliding.\u003c\/p\u003e\n\u003ch3\u003eTips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCut each cleat to the length of the side being joined.\u003c\/li\u003e\n\u003cli\u003eInstall the S cleats first, then lock with the C cleats.\u003c\/li\u003e\n\u003cli\u003eSeal the finished joint with \u003cstrong\u003emastic\u003c\/strong\u003e or \u003cstrong\u003ealuminum tape\u003c\/strong\u003e: cleats hold the sheet metal, they do not make it airtight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAvailable at AirGreen, in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe assemble, modify and seal main ducts and plenums in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the cleat type and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"C cleat","offer_id":67638675210532,"sku":"AG-VC-01701","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"S cleat","offer_id":67638675243300,"sku":"AG-VC-01702","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-017_00_principale.png?v=1791986548"},{"product_id":"conduit-ovale-galvanise-longueur-de-60-po","title":"Galvanized Oval Duct – 60 in Length","description":"\u003cp\u003eThe 60 in galvanized \u003cstrong\u003eoval duct\u003c\/strong\u003e is used where a round duct won’t fit. Its flattened profile lets it sit inside a wall cavity, between joists or in a shallow ceiling while still leaving a path for the air. It comes in 5 and 6 in sizes.\u003c\/p\u003e\n\u003ch2\u003eThe way to supply the upper floor without a bulkhead\u003c\/h2\u003e\n\u003cp\u003eIn a multi-storey house, bringing \u003cstrong\u003eforced air\u003c\/strong\u003e or air from an \u003cstrong\u003eair exchanger\u003c\/strong\u003e to an upstairs bedroom means going through a wall. A round duct of the same size doesn’t always fit, and a bulkhead in the corner of a room isn’t always welcome. The oval duct rises inside the cavity and comes out at the floor or ceiling of the upper floor.\u003c\/p\u003e\n\u003ch3\u003eA complete family of fittings\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eVertical and flat elbows\u003c\/strong\u003e at 45° and 90°, to change direction without leaving the oval format\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e90° oval-to-round elbow\u003c\/strong\u003e and \u003cstrong\u003eoval-to-round fittings\u003c\/strong\u003e, to connect to the round system\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOval ceiling outlet\u003c\/strong\u003e, to finish the run under a grille\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation tips\u003c\/h3\u003e\n\u003cp\u003eMeasure the actual depth of the cavity before planning the route; the duct’s overall dimensions are not listed here, so ask for them if space is tight. Screw and seal every joint with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e. In an exterior wall, insulate around the duct and close the vapour barrier.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe run ducts to upper floors in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the size and the number of sections.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 in","offer_id":67638675276068,"sku":"AG-VC-01801","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638675308836,"sku":"AG-VC-01802","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-018_00_principale.png?v=1791986548"},{"product_id":"coude-vertical-ovale-a-90-conduit-ovale","title":"Oval 90° Vertical Elbow (Oval Duct)","description":"\u003cp\u003eThe \u003cstrong\u003e90° oval vertical elbow\u003c\/strong\u003e changes the direction of an \u003cstrong\u003eoval duct\u003c\/strong\u003e in the vertical plane: it takes the duct from horizontal to vertical, or the other way around. Both ends are oval, the same size as the duct, in 5 or 6 in.\u003c\/p\u003e\n\u003ch2\u003eThe bottom and top of a riser in a wall\u003c\/h2\u003e\n\u003cp\u003eA riser to the upper floor often starts in the basement, between the joists, then enters a wall cavity. At the bottom of the riser, the duct has to turn upward; at the top, it often has to go back to horizontal between the joists of the upper floor. The vertical elbow makes both turns without leaving the oval format, where a round elbow would take up too much room.\u003c\/p\u003e\n\u003ch3\u003eChoosing the right oval elbow\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e90° vertical elbow\u003c\/strong\u003e: to go up or down at a right angle\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e45° vertical elbow\u003c\/strong\u003e: for an angled offset in the same vertical plane\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eFlat elbow\u003c\/strong\u003e: to turn while staying in the same plane, for example in a ceiling\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOval-to-round elbow\u003c\/strong\u003e: when the duct has to turn and become round at the same spot\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eDry-fit the elbow in the cavity before cutting the plate or the subfloor, to check the clearance. Screw both joints and seal them with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e; once the wall is closed, the joints are no longer accessible.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe build oval duct risers to upper floors in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the size and the quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 in","offer_id":67638675341604,"sku":"AG-VC-01901","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638675374372,"sku":"AG-VC-01902","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-019_00_principale.png?v=1791986613"},{"product_id":"coude-vertical-ovale-a-45-conduit-ovale","title":"45° Vertical Oval Elbow (Oval Duct)","description":"\u003cp\u003eThe \u003cstrong\u003e45° vertical oval elbow\u003c\/strong\u003e turns an \u003cstrong\u003eoval duct\u003c\/strong\u003e 45° in the vertical plane. On its own, it makes a partial turn; used in pairs, it creates an \u003cstrong\u003eoffset\u003c\/strong\u003e that shifts the duct a few inches before bringing it back in line. It comes in 5 and 6 in.\u003c\/p\u003e\n\u003ch2\u003eGetting around an obstacle in a wall or ceiling\u003c\/h2\u003e\n\u003cp\u003eBetween the basement and the upper floor, the cavities don’t always line up: a plate, a block, a water pipe or an electrical wire can be in the way. Two 90° turns would solve it, but they would restrict the air a lot and take up more room. The 45° offset keeps a smoother path, which helps the upstairs room get its airflow.\u003c\/p\u003e\n\u003ch3\u003eMaking an offset\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMeasure the offset needed.\u003c\/li\u003e\n\u003cli\u003eInstall a first 45° elbow, then a short piece of \u003cstrong\u003eoval duct\u003c\/strong\u003e cut to the right length.\u003c\/li\u003e\n\u003cli\u003eFinish with a second 45° elbow turned the other way.\u003c\/li\u003e\n\u003cli\u003eScrew and seal every joint with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e before closing the wall.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVertical or flat?\u003c\/h3\u003e\n\u003cp\u003eThe vertical elbow shifts the riser up or down. To turn while staying in the same plane, as in a ceiling, choose the 45° flat elbow. For a full turn, see the 90° elbows.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe design and install oval duct runs in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the size and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 in","offer_id":67638675439908,"sku":"AG-VC-02001","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638675472676,"sku":"AG-VC-02002","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-020_00_principale.png?v=1791986613"},{"product_id":"coude-plat-ovale-a-90-conduit-ovale","title":"90° Flat Oval Elbow (Oval Duct)","description":"\u003cp\u003eThe \u003cstrong\u003e90° flat oval elbow\u003c\/strong\u003e turns an \u003cstrong\u003eoval duct\u003c\/strong\u003e at a right angle while staying in the same plane. Unlike a vertical elbow, it does not raise or lower the duct: it keeps it flat, which matters in a ceiling or floor where every inch of height counts.\u003c\/p\u003e\n\u003ch2\u003eThe turn for shallow ceilings\u003c\/h2\u003e\n\u003cp\u003eIn a finished basement, a condo or a renovation where the ceiling cannot come down, oval duct often runs flat between the joists or under a slab. When it has to change direction, a round elbow or a vertical elbow would stick out. The flat elbow turns within the depth the duct already takes up and keeps the ceiling intact. It is a common part on \u003cstrong\u003eair exchanger\u003c\/strong\u003e networks that serve distant rooms.\u003c\/p\u003e\n\u003ch3\u003eTwo sizes\u003c\/h3\u003e\n\u003cp\u003eOffered in 5 and 6 in, for oval ducts of the same size. Both ends are oval.\u003c\/p\u003e\n\u003ch3\u003eInstallation tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCheck the clearance: a 90° turn needs a little more room than a straight duct.\u003c\/li\u003e\n\u003cli\u003eSupport the duct on each side of the elbow so the joints are not under strain.\u003c\/li\u003e\n\u003cli\u003eScrew and seal both joints with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e before closing up.\u003c\/li\u003e\n\u003cli\u003eFor a gentler turn, two 45° flat elbows separated by a short length of duct also do the job.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe install oval ducts in tight spaces in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the size and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 in","offer_id":67638675505444,"sku":"AG-VC-02101","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638675538212,"sku":"AG-VC-02102","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-021_00_principale.png?v=1791986613"},{"product_id":"coude-plat-ovale-a-45-conduit-ovale","title":"45° Flat Oval Elbow (Oval Duct)","description":"\u003cp\u003eThe \u003cstrong\u003e45° flat oval elbow\u003c\/strong\u003e turns an \u003cstrong\u003eoval duct\u003c\/strong\u003e by 45° while keeping it in the same plane. It is used to run a diagonal path through a ceiling or a floor, or to soften a turn by making it in two steps. It is available in 5 and 6 in.\u003c\/p\u003e\n\u003ch2\u003eA shorter run, better airflow\u003c\/h2\u003e\n\u003cp\u003eEvery turn and every metre of duct adds resistance. When an outlet sits diagonally from the starting point, a diagonal run shortens the path and avoids a series of right-angle turns. The 45° flat elbow also lets you get around a \u003cstrong\u003erecessed light\u003c\/strong\u003e, an electrical box or a brace without dropping the ceiling.\u003c\/p\u003e\n\u003ch3\u003eTwo common uses\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eSimple offset\u003c\/strong\u003e: one elbow to angle off, a second to come back in line further along.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eGradual turn\u003c\/strong\u003e: two 45° elbows separated by a short piece of duct replace a 90° elbow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eLay out the route taking joists and obstacles into account, then cut the duct sections to the right length. Screw each joint and seal it with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e. Support the duct so the joints do not carry its weight. If the duct runs through an unheated space, insulate it.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen in Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe install oval duct systems in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the size and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 in","offer_id":67638675570980,"sku":"AG-VC-02201","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638675603748,"sku":"AG-VC-02202","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-022_00_principale.png?v=1791986613"},{"product_id":"coude-ovale-a-rond-a-90-conduit-ovale","title":"90° Oval-to-Round Elbow (Oval Duct)","description":"\u003cp\u003eThe \u003cstrong\u003e90° oval-to-round elbow\u003c\/strong\u003e combines two functions: it turns the duct at a right angle and it goes from \u003cstrong\u003eoval duct\u003c\/strong\u003e to \u003cstrong\u003eround duct\u003c\/strong\u003e. A single piece therefore replaces an elbow and a transition fitting. It is available in 5 and 6 in.\u003c\/p\u003e\n\u003ch2\u003eThe key fitting in a riser to the upper floor\u003c\/h2\u003e\n\u003cp\u003eIn a multi-storey house, the branch leaves the main duct in the basement as round duct, then rises as oval duct inside a wall cavity. The meeting point is at the foot of the wall, often in a very tight space between the sole plate and the joists. The oval-to-round elbow makes the turn and the transition at that exact spot, with less length and one joint fewer than a two-piece assembly. It can also be used at the top of a riser that ends on a round duct, or to connect an oval duct to a unit’s round collar.\u003c\/p\u003e\n\u003ch3\u003eChoosing the size\u003c\/h3\u003e\n\u003cp\u003eTake the size of your oval duct, 5 or 6 in. The round side takes the round branch of the matching size; if your branch has a different diameter, add a \u003cstrong\u003ereducer\u003c\/strong\u003e or consult us.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIdentify the oval side and the round side before cutting the sole plate or the floor.\u003c\/li\u003e\n\u003cli\u003eScrew both joints and seal them with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eMake this connection before closing the wall: it will no longer be accessible afterwards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe build risers to upper floors and their connections in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the size and quantity you need.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 in","offer_id":67638675636516,"sku":"AG-VC-02301","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638675669284,"sku":"AG-VC-02302","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-023_00_principale.png?v=1791986675"},{"product_id":"raccord-universel-ovale-a-rond-conduit-ovale","title":"Universal Oval-to-Round Fitting (Oval Duct)","description":"\u003cp\u003eThe \u003cstrong\u003euniversal oval-to-round fitting\u003c\/strong\u003e joins an \u003cstrong\u003eoval duct\u003c\/strong\u003e to a \u003cstrong\u003eround duct\u003c\/strong\u003e on the same axis. It does not turn the air: it only changes the shape of the duct. It is the basic transition fitting in the oval family, available in 5 and 6 in.\u003c\/p\u003e\n\u003ch2\u003eGoing from oval to round where there is room\u003c\/h2\u003e\n\u003cp\u003eOval duct only makes sense in tight spaces. As soon as the duct leaves the wall or ceiling cavity, it is simpler to go back to round: fittings, \u003cstrong\u003edampers\u003c\/strong\u003e and equipment are almost all round. The universal fitting makes that switch in a straight line, for example under a wall’s bottom plate, in a basement or at the inlet of an \u003cstrong\u003eair exchanger\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eChoosing the right transition\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eUniversal fitting\u003c\/strong\u003e: straight transition, for most cases.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eExtended fitting\u003c\/strong\u003e: straight transition with a longer body, depending on the space available.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e90° oval-to-round elbow\u003c\/strong\u003e: when you also need to turn at the same spot.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003ePick the size of your oval duct; the round side takes the matching round duct. Screw both joints and seal them with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e. If you want to adjust the branch’s airflow, install a round damper on the round duct that follows, in a spot that will stay accessible.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe connect oval risers to round duct systems in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the size and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 in","offer_id":67638680092964,"sku":"AG-VC-02401","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638680125732,"sku":"AG-VC-02402","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-024_00_principale.png?v=1791986675"},{"product_id":"raccord-allonge-ovale-a-rond-conduit-ovale","title":"Extended Oval-to-Round Fitting (Oval Duct)","description":"\u003cp\u003eThe \u003cstrong\u003eextended oval-to-round fitting\u003c\/strong\u003e joins an \u003cstrong\u003eoval duct\u003c\/strong\u003e to a \u003cstrong\u003eround duct\u003c\/strong\u003e on the same axis, like the universal fitting, but with a longer body. That length lets it pass through a sole plate, a floor or another thickness and make the transition in a single piece. It is available in 5 and 6 in.\u003c\/p\u003e\n\u003ch2\u003eFewer pieces between the wall and the basement\u003c\/h2\u003e\n\u003cp\u003eAt the foot of a riser, the oval duct has to go through the wall’s sole plate and the subfloor before meeting the round branch. With a short transition, you often have to add a piece of oval or round duct, which means one more joint in a hard-to-reach spot. The extended fitting covers that distance in one go. Fewer joints in a closed cavity means less risk of air leaks that no one will ever see.\u003c\/p\u003e\n\u003ch3\u003eUniversal or extended?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eUniversal fitting\u003c\/strong\u003e: when the transition is made in the open, in an unobstructed spot.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eExtended fitting\u003c\/strong\u003e: when it has to pass through a thickness or reach a duct that is farther away.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe exact body length is not shown here. If space is critical, send us the distance to cover before ordering.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cp\u003eTake the size of your oval duct. Cut the opening in the sole plate or the floor, slide the fitting in, then screw and seal both joints with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e before closing up.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe build oval duct risers and their connections in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the size and quantity you need.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 in","offer_id":67638680158500,"sku":"AG-VC-02501","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638680191268,"sku":"AG-VC-02502","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-025_00_principale.png?v=1791986675"},{"product_id":"sortie-de-plafond-ovale-conduit-ovale","title":"Oval Ceiling Boot (Oval Duct)","description":"\u003cp\u003eThe \u003cstrong\u003eoval ceiling boot\u003c\/strong\u003e terminates an \u003cstrong\u003eoval duct\u003c\/strong\u003e at the ceiling. It takes the duct on one side and presents, on the other, the opening the grille sits on. Offered in 5 and 6 in, it completes the oval family for networks that run through shallow ceilings.\u003c\/p\u003e\n\u003ch2\u003eSupplying a room through the ceiling\u003c\/h2\u003e\n\u003cp\u003eIn a condo, a floor with no access from below or a finished basement, it is often simpler to bring the air in through the ceiling. When that ceiling is thin, oval duct is the way to go, and it needs a boot made for it. Rather than switching back to round just before the grille — which would take more height — the oval ceiling boot connects directly to the duct. It is used on \u003cstrong\u003eforced-air\u003c\/strong\u003e networks as well as on \u003cstrong\u003eair exchanger\u003c\/strong\u003e networks.\u003c\/p\u003e\n\u003ch3\u003eTwo sizes\u003c\/h3\u003e\n\u003cp\u003eOffered in 5 and 6 in, to match the oval duct that feeds it. The opening dimensions are not shown here: ask for them before choosing the grille and cutting the drywall.\u003c\/p\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHold the boot in place and trace the ceiling opening around its outline.\u003c\/li\u003e\n\u003cli\u003eFasten the boot to the framing so the grille sits flat.\u003c\/li\u003e\n\u003cli\u003eScrew on the oval duct and seal the joint with \u003cstrong\u003ealuminum tape\u003c\/strong\u003e or \u003cstrong\u003emastic\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eAlso seal around the opening so the air does not escape into the ceiling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe grille is not included.\u003c\/p\u003e\n\u003ch2\u003eInstalled by AirGreen across Greater Montréal\u003c\/h2\u003e\n\u003cp\u003eWe install ceiling boots and their ducts in \u003cstrong\u003eMontréal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e. RBQ licence 5645-9605-01, subcategory 15.8 Ventilation. For availability or a quote, call us at \u003ca href=\"tel:+15143162973\"\u003e514 316-2973\u003c\/a\u003e or email \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e with the size and quantity.\u003c\/p\u003e","brand":"AirGreen","offers":[{"title":"5 in","offer_id":67638680355108,"sku":"AG-VC-02601","price":0.0,"currency_code":"CAD","in_stock":true},{"title":"6 in","offer_id":67638680387876,"sku":"AG-VC-02602","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/AG-VC-026_00_principale.png?v=1791986675"}],"url":"https:\/\/airgreen.ca\/en\/collections\/conduits-de-ventilation.oembed","provider":"AirGreen Climatisation \u0026 Chauffage \/ Air Conditioning \u0026 Heating","version":"1.0","type":"link"}