{"product_id":"climatiseur-cassette-de-plafond-senville-sena-r454b-18000-btu","title":"SENVILLE SENA R454B Ceiling Cassette Air Conditioner | 18000 BTU","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eA ceiling cassette that frees up wall space while providing heating down to -30 °C, ENERGY STAR efficiency, and air distribution from the center of the room\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSENVILLE SENA R454B | 18000 BTU Ceiling Cassette Air Conditioner\u003c\/strong\u003e meets a very different need from that of a traditional wall-mounted heat pump. Here, the indoor unit does not occupy a large section of wall: it is integrated into the ceiling, which can be particularly advantageous in an open-concept area, a commercial space, an office, a renovated condo, or a home where the architecture leaves little available wall space.\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, we install \u003cstrong\u003eceiling cassette systems in Montreal, Laval, Longueuil, the South Shore, the North Shore, and Montérégie\u003c\/strong\u003e when the building’s configuration truly justifies this type of unit. The cassette allows the air-distribution source to be placed closer to the center of the space rather than blowing exclusively from a peripheral wall. This detail can completely change the feeling of comfort in a large room.\u003c\/p\u003e\n\u003cp\u003eThe exact match covered by this specification consists of the \u003cstrong\u003eSENA-18HF-OG\u003c\/strong\u003e outdoor unit and the \u003cstrong\u003eSENA-18HF-ICG\u003c\/strong\u003e indoor cassette, under reference \u003cstrong\u003eAHRI 215735306\u003c\/strong\u003e. Current certification data confirm a \u003cstrong\u003ecold-climate ENERGY STAR\u003c\/strong\u003e unit operating with \u003cstrong\u003eR454B\u003c\/strong\u003e, with a \u003cstrong\u003eSEER2 of 20\u003c\/strong\u003e, an \u003cstrong\u003eEER2 of 12.5\u003c\/strong\u003e, and an \u003cstrong\u003eHSPF2 of 12.3\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eOne essential clarification: “18,000 BTU” is the commercial class, but the AHRI capacity is different\u003c\/h3\u003e\n\u003cp\u003eThis is probably the most useful information to understand before comparing this product with other heat pumps.\u003c\/p\u003e\n\u003cp\u003eThe system is marketed in the \u003cstrong\u003e18,000 BTU\u003c\/strong\u003e category, but Senville’s detailed technical specifications indicate a \u003cstrong\u003ecertified cooling capacity of 16,000 BTU\/h\u003c\/strong\u003e and a rated heating capacity of \u003cstrong\u003e19,000 BTU\/h\u003c\/strong\u003e. The published modulation range is \u003cstrong\u003e7,000 to 18,500 BTU\/h in cooling\u003c\/strong\u003e and \u003cstrong\u003e8,700 to 20,000 BTU\/h in heating\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSenville’s current official page lists exactly these values. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis difference is not unusual in HVAC. A commercial designation of 18,000 BTU may refer to an equipment family whose certified capacity under a specific match is slightly different.\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, when we size a project or compare two units, we therefore use the \u003cstrong\u003eAHRI capacity of the exact match\u003c\/strong\u003e, rather than relying solely on the number shown in the product title.\u003c\/p\u003e\n\u003ch3\u003eThe technical specifications that really matter in the field\u003c\/h3\u003e\n\u003cp\u003eFor the \u003cstrong\u003eSENA-18HF-OG + SENA-18HF-ICG\u003c\/strong\u003e combination, here are the most important data:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eAHRI: 215735306\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCommercial class: 18,000 BTU\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCertified cooling capacity: 16,000 BTU\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCooling range: 7,000 to 18,500 BTU\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRated heating capacity: 19,000 BTU\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHeating range: 8,700 to 20,000 BTU\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSEER2: 20.0\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eEER2: 12.5\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHSPF2 Region IV: 12.3\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHSPF2 Region V: 9.5\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMinimum outdoor heating temperature: -30 °C\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCapacity at approximately -8 °C: 14,900 BTU\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCapacity at -15 °C: 17,000 BTU\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRefrigerant: R454B\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePiping: 1\/4 in – 1\/2 in\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003ePower supply: 208\/230 V\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eManufacturer MCA: 19 A\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMaximum protection: 20 A\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIndoor airflow: 194 to 447 CFM\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIndoor sound level: 27.5 to 48 dB(A)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOutdoor sound level: 57.5 dB(A)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eIndoor cassette dimensions: 22.44 × 22.44 × 9.65 in\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOutdoor unit dimensions: 35.04 × 13.46 × 26.50 in\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDehumidification capacity: 2 L\/h, or approximately 4.23 pints\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWi-Fi: available depending on the selected control option\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe electrical specifications require clarification: the manufacturer's documentation indicates \u003cstrong\u003eMCA 19 A and maximum protection 20 A\u003c\/strong\u003e. This detailed technical data is what we use to plan the electrical circuit. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e20 SEER2: high efficiency without chasing a spectacular number at the expense of the project\u003c\/h3\u003e\n\u003cp\u003eWith a \u003cstrong\u003eSEER2 of 20\u003c\/strong\u003e, this Senville cassette falls into a very attractive efficiency category for a ceiling-recessed system.\u003c\/p\u003e\n\u003cp\u003eThe ENERGY STAR certification also confirms the \u003cstrong\u003ecold-climate\u003c\/strong\u003e designation of the exact matched system, with a capacity of 16,000 BTU for cooling and 19,000 BTU for heating. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, however, we avoid presenting SEER2 as guaranteed dollar savings.\u003c\/p\u003e\n\u003cp\u003eActual performance depends in part on insulation, operating hours, desired temperature, solar exposure, ceiling height, air infiltration, and sizing.\u003c\/p\u003e\n\u003cp\u003eA highly efficient cassette installed in a space that is too small may run shorter cycles than desired. Conversely, a properly sized unit can make better use of its Inverter technology by modulating rather than constantly switching between full capacity and complete shutdown.\u003c\/p\u003e\n\u003ch3\u003eA ceiling cassette is primarily an air distribution solution\u003c\/h3\u003e\n\u003cp\u003eThe real difference from a wall-mounted unit is not purely aesthetic.\u003c\/p\u003e\n\u003cp\u003eA wall-mounted unit blows from one side of the room. In a large open area, we therefore need to find a wall that allows the air to travel a sufficient distance.\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong\u003eceiling cassette\u003c\/strong\u003e can be placed much closer to the center of the occupied area. This is particularly useful in an open-plan living room and kitchen, a retail space, a meeting room, or an area with several glass façades.\u003c\/p\u003e\n\u003cp\u003eThis positioning allows airflow to be distributed from a central point instead of relying on a single wall.\u003c\/p\u003e\n\u003cp\u003eThis Senville's airflow ranges from approximately \u003cstrong\u003e194 CFM at low speed to 447 CFM in High\/Turbo mode\u003c\/strong\u003e, depending on the settings. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eA good ceiling position can therefore be more important than an arbitrary increase in capacity.\u003c\/p\u003e\n\u003ch3\u003e27.5 dB(A) at low speed: a cassette can remain very quiet\u003c\/h3\u003e\n\u003cp\u003eThe published indoor sound level goes down to approximately \u003cstrong\u003e27.5 dB(A)\u003c\/strong\u003e. At higher speeds, the levels gradually rise to 41, 44.5, and then 48 dB(A). \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIn an office or residential area, this modulation is useful: the system does not need to operate at maximum speed continuously when the load is low.\u003c\/p\u003e\n\u003cp\u003eThe outdoor unit is listed at approximately \u003cstrong\u003e57.5 dB(A)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eAs always, the perceived noise level also depends on the installation. An outdoor unit poorly positioned against a resonant structure can transmit more vibration than a properly supported unit.\u003c\/p\u003e\n\u003ch3\u003eHeating down to -30 °C: what the numbers really say\u003c\/h3\u003e\n\u003cp\u003eSenville advertises heating operation down to \u003cstrong\u003e-30 °C\u003c\/strong\u003e, as confirmed by the official brochure. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis specification is interesting, but it should never be interpreted as “19,000 BTUs available down to -30 °C.”\u003c\/p\u003e\n\u003cp\u003eAt approximately \u003cstrong\u003e-8 °C\u003c\/strong\u003e, the combination delivers approximately \u003cstrong\u003e14,900 BTU\/h\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003e-15 °C\u003c\/strong\u003e, certification data indicate approximately \u003cstrong\u003e17,000 BTU\/h\u003c\/strong\u003e, with a COP of around \u003cstrong\u003e1.9\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAt -30 °C, the AirGreen product information sheet indicates a maximum capacity of approximately \u003cstrong\u003e8,100 BTU\/h\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis is precisely why we always refer to the \u003cstrong\u003ecapacity curve\u003c\/strong\u003e, rather than simply the minimum temperature.\u003c\/p\u003e\n\u003cp\u003eA heat pump can still operate at -30 °C while requiring a supplemental heat source if the building's heat loss exceeds the BTUs it can deliver.\u003c\/p\u003e\n\u003ch3\u003eHeating capacity can be greater than cooling capacity\u003c\/h3\u003e\n\u003cp\u003eThis model clearly illustrates a reality that is often misunderstood.\u003c\/p\u003e\n\u003cp\u003eIts certified cooling capacity is \u003cstrong\u003e16,000 BTU\/h\u003c\/strong\u003e, while its rated heating capacity reaches \u003cstrong\u003e19,000 BTU\/h\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor Quebec, this distinction is particularly relevant, as heating often represents a significant portion of annual energy use.\u003c\/p\u003e\n\u003cp\u003eA homeowner comparing two systems solely on their cooling capacity may therefore overlook an important part of the analysis.\u003c\/p\u003e\n\u003ch3\u003eDehumidification: approximately 4.23 pints of water per hour\u003c\/h3\u003e\n\u003cp\u003eSenville indicates a moisture removal capacity of \u003cstrong\u003e2 liters per hour\u003c\/strong\u003e, or approximately \u003cstrong\u003e4.23 pints\/h\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDuring the very humid periods of July and August in Montréal, this dehumidification work directly contributes to comfort.\u003c\/p\u003e\n\u003cp\u003eA room at 23 °C with high humidity can feel much less comfortable than a room at the same temperature with better humidity control.\u003c\/p\u003e\n\u003cp\u003eThis is also why we avoid unnecessarily oversizing heat pumps. A unit that reaches its temperature setpoint too quickly may reduce the length of the cycles needed to remove humidity.\u003c\/p\u003e\n\u003ch2\u003eA SENVILLE cassette requires different installation planning than a wall-mounted unit\u003c\/h2\u003e\n\u003ch3\u003eThe first challenge is not the refrigerant: it is the ceiling\u003c\/h3\u003e\n\u003cp\u003eA cassette measuring \u003cstrong\u003e22.44 × 22.44 × 9.65 in\u003c\/strong\u003e must be integrated into the available space above the ceiling. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe therefore need to check before the work begins:\u003c\/p\u003e\n\u003cp\u003ethe structure, joists, available depth, existing ducts, electrical wires, plumbing, access for maintenance, and the drain route.\u003c\/p\u003e\n\u003cp\u003eA wall-mounted unit can often be installed without opening a large section of the ceiling. A cassette requires much more precise coordination with the building structure.\u003c\/p\u003e\n\u003cp\u003eThat is why a photo of the room is not always enough to confirm feasibility.\u003c\/p\u003e\n\u003ch3\u003eOur AirGreen experience in Outremont: a few inches can change the project\u003c\/h3\u003e\n\u003cp\u003eDuring an AirGreen installation of an \u003cstrong\u003e18,000 BTU ceiling cassette in Outremont\u003c\/strong\u003e, we had to work in a restricted attic space. The main challenge was not the heat pump’s capacity, but the mechanical integration of the unit, routing \u003cstrong\u003e1\/4 in – 1\/2 in\u003c\/strong\u003e piping, and managing condensate drainage. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis project involved a GREE cassette, not this Senville unit. Nevertheless, the experience remains directly applicable to planning: \u003cstrong\u003ea ceiling cassette must be selected based on the concealed space above the ceiling as much as on the BTUs required for the room\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIn 2026, we also completed an installation in \u003cstrong\u003eAhuntsic-Cartierville\u003c\/strong\u003e where the cassette had to be perfectly aligned in an open living area, between the existing architectural elements. Visual integration was just as important as HVAC performance. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eDrainage must be planned before closing the ceiling\u003c\/h3\u003e\n\u003cp\u003eA cassette produces water in cooling mode.\u003c\/p\u003e\n\u003cp\u003eWith dehumidification capacity of up to approximately 2 L\/h, drainage should not be considered a secondary detail.\u003c\/p\u003e\n\u003cp\u003eWe plan the drain based on the possible slope, the water destination, future access, and the system requirements.\u003c\/p\u003e\n\u003cp\u003eA drainage error on a wall-mounted unit is already problematic. On a ceiling-recessed cassette, it can cause much more costly damage to the finishes.\u003c\/p\u003e\n\u003cp\u003eThis is one of the reasons why we pay particular attention to drainage before the ceiling is closed.\u003c\/p\u003e\n\u003ch3\u003eR454B: evacuation, leak-tightness, and suitable tools\u003c\/h3\u003e\n\u003cp\u003eThe Senville uses \u003cstrong\u003e55.38 oz of R454B\u003c\/strong\u003e and is precharged for a length of up to \u003cstrong\u003e25 ft\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSenville specifies that an installation with a 50 ft kit requires the installer to adjust the charge and that a \u003cstrong\u003eprofessional installation is required to maintain the warranty and performance\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eR454B belongs to the A2L category. We therefore use procedures and equipment suited to refrigerant handling, leak testing, evacuation, and commissioning.\u003c\/p\u003e\n\u003cp\u003eA cassette also has a finished ceiling above it, behind which several connections may become less accessible after the work is completed. We therefore want these connections to be properly made from the outset.\u003c\/p\u003e\n\u003ch3\u003e1\/4 in – 1\/2 in piping: a particularly important detail in renovations\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSENA-18HF-OG \/ SENA-18HF-ICG\u003c\/strong\u003e configuration uses \u003cstrong\u003e1\/4 in – 1\/2 in\u003c\/strong\u003e piping.\u003c\/p\u003e\n\u003cp\u003eIn new construction, we can plan their route relatively freely.\u003c\/p\u003e\n\u003cp\u003eIn a renovation in \u003cstrong\u003eMontréal or Longueuil\u003c\/strong\u003e, the lines may sometimes need to pass between joists, behind a soffit, or through an existing finished wall.\u003c\/p\u003e\n\u003cp\u003eWe therefore assess not only the shortest distance, but especially the route that allows for a clean installation, adequate drainage, and reasonable service access.\u003c\/p\u003e\n\u003ch3\u003eThe electrical circuit: information to correct before installation\u003c\/h3\u003e\n\u003cp\u003eThe manufacturer’s technical data sheet clearly states:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMCA: 19 A\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eand\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMaximum protection: 20 A\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis point is important because reversing these values in a commercial product sheet can create confusion.\u003c\/p\u003e\n\u003cp\u003eFor the actual installation, we rely on the manufacturer’s technical documentation and the nameplate on the equipment delivered.\u003c\/p\u003e\n\u003ch3\u003eWi-Fi: to be treated as an option, not as a guaranteed native feature\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen product sheet indicates \u003cstrong\u003eWi-Fi optional\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe Senville documentation provided with this cassette mentions a wireless remote control but does not present Wi-Fi as a standard included component. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe current ENERGY STAR database also indicates that connected capability is not native to this pairing. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe therefore present Wi-Fi control as \u003cstrong\u003ean option to be confirmed based on the accessory or controller selected\u003c\/strong\u003e, rather than implying that it is automatically integrated.\u003c\/p\u003e\n\u003ch3\u003eLogisVert: why this cassette qualifies for $1,788\u003c\/h3\u003e\n\u003cp\u003eThe heating capacity used for the calculation at \u003cstrong\u003e-8 °C is 14,900 BTU\/h\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eHydro-Québec currently offers \u003cstrong\u003e$120 per 1,000 BTU\/h at -8 °C\u003c\/strong\u003e for an ENERGY STAR-certified cold-climate heat pump when all LogisVert program conditions are met. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe calculation is therefore simple:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e14.9 × $120 = $1,788\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis is the \u003cstrong\u003e$1,788 LogisVert rebate\u003c\/strong\u003e associated with this configuration.\u003c\/p\u003e\n\u003cp\u003eThe older Hydro-Québec lists specifically identify \u003cstrong\u003eAHRI 215735306, SENA-18HF-OG + SENA-18HF-ICG\u003c\/strong\u003e, with a capacity of 14,900 BTU\/h at -8 °C and an amount of $1,788 under the $120\/$1,000 BTU schedule. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eHydro-Québec nevertheless specifies that the amount and eligibility are determined according to the \u003cstrong\u003einstallation date\u003c\/strong\u003e. We therefore always verify the conditions in effect when preparing the project. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eWarranty: the manufacturer’s brochure and AirGreen coverage must be distinguished\u003c\/h3\u003e\n\u003cp\u003eThe Senville brochure currently indicates \u003cstrong\u003e10 years on the compressor and 5 years on parts\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe AirGreen product page associated with the product, for its part, presents \u003cstrong\u003e10-10-0\u003c\/strong\u003e, with an additional warranty possible.\u003c\/p\u003e\n\u003cp\u003eThese two data points are not identical.\u003c\/p\u003e\n\u003cp\u003eThe warranty that actually applies must therefore be clearly specified on the \u003cstrong\u003efinal AirGreen quote\u003c\/strong\u003e, according to the manufacturer’s program, registration conditions, and any additional coverage offered to the customer.\u003c\/p\u003e\n\u003cp\u003eWe prefer to clarify this difference before purchase rather than leave an ambiguity in a warranty file several years after installation.\u003c\/p\u003e\n\u003ch3\u003eMistakes we aim to avoid with a ceiling cassette\u003c\/h3\u003e\n\u003cp\u003eThe first mistake is choosing a cassette based solely on its appearance. If the space between the ceiling and the structure does not allow for proper installation, the project becomes unnecessarily complex.\u003c\/p\u003e\n\u003cp\u003eThe second is placing the cassette exactly at the geometric center of the room without checking the structure. The best visual location is not always the best mechanical location.\u003c\/p\u003e\n\u003cp\u003eThe third is neglecting the drain. A concealed cassette must be able to reliably drain its condensate.\u003c\/p\u003e\n\u003cp\u003eThe fourth is oversizing the system. An 18,000 BTU cassette is not automatically preferable to a 12,000 BTU model simply because the room is large.\u003c\/p\u003e\n\u003cp\u003eThe fifth is confusing the \u003cstrong\u003e18,000 BTU commercially advertised\u003c\/strong\u003e capacity with the \u003cstrong\u003e16,000 BTU of certified cooling capacity\u003c\/strong\u003e for this combination. For sizing, we work with the actual technical data.\u003c\/p\u003e\n\u003ch3\u003eWhat type of project do we especially recommend this SENVILLE for?\u003c\/h3\u003e\n\u003cp\u003eThis cassette can be particularly suitable for a large open area where the walls are occupied by windows, cabinets, or architectural features.\u003c\/p\u003e\n\u003cp\u003eWe also consider it for certain businesses, offices, and spaces where a wall-mounted unit would be visually obtrusive.\u003c\/p\u003e\n\u003cp\u003eDuring a full renovation, it can be installed while the ceiling is already open, which greatly facilitates routing the lines, drainage, and electrical wiring.\u003c\/p\u003e\n\u003cp\u003eIt is less suitable when the space above the ceiling is inaccessible or when future maintenance would require removing a large amount of finishing.\u003c\/p\u003e\n\u003ch3\u003eWhy choose AirGreen for a ceiling cassette?\u003c\/h3\u003e\n\u003cp\u003eA cassette requires more coordination than a conventional wall-mounted heat pump.\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, we assess not only the BTUs, but also \u003cstrong\u003ethe ceiling structure, joist locations, available depth, drainage, piping, electrical requirements, service access, and condenser position\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eOur experience with cassette installations in \u003cstrong\u003eMontreal and Outremont\u003c\/strong\u003e, as well as recent projects in \u003cstrong\u003eAhuntsic-Cartierville\u003c\/strong\u003e, has shown us that the difference between an average installation and a well-planned one often comes down to the details that become invisible once the ceiling is closed. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe carry out this type of \u003cstrong\u003eHVAC installation in Montreal, Laval, Longueuil, the South Shore, the North Shore, and Montérégie\u003c\/strong\u003e, for both residential and commercial projects.\u003c\/p\u003e\n\u003ch3\u003eRequest an AirGreen quote for your SENVILLE 18,000 BTU R454B cassette\u003c\/h3\u003e\n\u003cp\u003eAre you considering a \u003cstrong\u003eSENVILLE SENA R454B Ceiling Cassette Air Conditioner | 18000 BTU\u003c\/strong\u003e for a home, condo, office, or commercial space?\u003c\/p\u003e\n\u003cp\u003eContact AirGreen to verify the required capacity, ceiling structure, \u003cstrong\u003e1\/4 – 1\/2\u003c\/strong\u003e line-set routing, drainage, electrical supply, and eligibility for the \u003cstrong\u003e$1,788 LogisVert grant\u003c\/strong\u003e according to the conditions applicable at the time of installation.\u003c\/p\u003e\n\u003cp\u003eA successful ceiling cassette should be almost inconspicuous once the work is complete. All the important work lies precisely in what is no longer visible.\u003c\/p\u003e","brand":"Senville","offers":[{"title":"Default Title","offer_id":56120175624484,"sku":"SENA-18HF-OG","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/00_CASSETTE_DE_PLAFOND_SENVILLE_AURA_18000_BTU_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD_RIVE_NORD.png?v=1789060320","url":"https:\/\/airgreen.ca\/en\/products\/climatiseur-cassette-de-plafond-senville-sena-r454b-18000-btu","provider":"AirGreen Climatisation \u0026 Chauffage \/ Air Conditioning \u0026 Heating","version":"1.0","type":"link"}