{"title":"Thermopompe 5-Zones SENVILLE | Montréal, Laval, Rive Sud \u0026 Nord","description":null,"products":[{"product_id":"thermopompe-5-zones-senville-r454b-36000-btu","title":"SENVILLE R454B 5-Zone Heat Pump | 36000 BTU","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eA single outdoor unit for five distinct areas: a multi-zone solution that requires proper sizing work\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eA \u003cstrong\u003e36,000-BTU five-zone heat pump\u003c\/strong\u003e should not be approached as five small independent heat pumps grouped around the same compressor. With the \u003cstrong\u003eSENVILLE SENA-36HF-MOA\u003c\/strong\u003e, the five indoor units share the outdoor unit’s available capacity, while each zone retains its own temperature control and airflow.\u003c\/p\u003e\n\u003cp\u003eThis architecture is particularly interesting in homes in \u003cstrong\u003eMontreal, Laval, Longueuil, the North Shore, and the South Shore\u003c\/strong\u003e where needs are distributed among several enclosed rooms: bedrooms, an office, a basement, an open-concept area, an upper floor, or an addition. In this type of building, increasing the capacity of a single wall-mounted unit does not necessarily solve the problem. Instead, heating and cooling should be brought directly to the areas that need them.\u003c\/p\u003e\n\u003cp\u003eThe technical documentation for the \u003cstrong\u003eSENA-36HF-MOA\u003c\/strong\u003e confirms that this multi-zone platform can serve \u003cstrong\u003e2 to 5 zones\u003c\/strong\u003e. It operates on a 208\/230 V single-phase power supply, offers a \u003cstrong\u003eSEER2 of 23\u003c\/strong\u003e, an \u003cstrong\u003eEER2 of 13\u003c\/strong\u003e, a nominal capacity of 36,000 BTU, and a much wider modulation range than this nominal value. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor the configuration published by AirGreen, the main specifications are:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eOutdoor unit: SENA-36HF-MOA\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCooling capacity: 36,000 BTU\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAHRI: 215735317\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eENERGY STAR: yes\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eENERGY STAR cold climate: yes\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eENERGY STAR number: 3630064\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRefrigerant: R-454B\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSEER2: 23.0\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eEER2: 13.0\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHSPF2: 10.7\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHeating down to: -30°C\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCapacity at -8°C: 38,000 BTU\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCapacity at -15°C: 36,000 BTU\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMaximum capacity at -30°C: 22,400 BTU\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCOP at -8°C: 2.12\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMaximum COP at -30°C: 1.47\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMCA: 37 A\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMOP: 40 A\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMaximum outdoor airflow: approximately 3,038 CFM\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOutdoor sound level: 65 dB(A)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWiFi: included\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eProvincial subsidy displayed by AirGreen: $4,560\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat “five zones” really means\u003c\/h3\u003e\n\u003cp\u003eThe outdoor unit does not have five compressors. It has a single capacity source that is distributed among the indoor units according to demand.\u003c\/p\u003e\n\u003cp\u003eThis is an essential point.\u003c\/p\u003e\n\u003cp\u003eIf five indoor units are installed in five rooms, they do not automatically receive \u003cstrong\u003e7,200 BTU each\u003c\/strong\u003e simply because 36,000 divided by five equals 7,200.\u003c\/p\u003e\n\u003cp\u003eThe system’s logic is dynamic.\u003c\/p\u003e\n\u003cp\u003eA room that has already reached its setpoint may require very little energy, while an open-concept ground-floor area may require much more capacity. The inverter compressor then adjusts its operating speed within the limits set by the installed combination.\u003c\/p\u003e\n\u003cp\u003eSenville's technical data sheet indicates a \u003cstrong\u003ecooling range of 9,000 to 43,000 BTU\/h\u003c\/strong\u003e and a \u003cstrong\u003eheating range of 10,000 to 44,000 BTU\/h\u003c\/strong\u003e. It also indicates electrical modulation ranging approximately from 600 to 4,000 W in cooling mode and from 600 to 3,750 W in heating mode. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis modulation is what allows a multi-zone system to respond to several varying demands without continuously running the compressor at maximum capacity.\u003c\/p\u003e\n\u003ch3\u003eThe attached brochure shows a two-zone configuration, but the outdoor unit supports up to five zones\u003c\/h3\u003e\n\u003cp\u003eThe first page of the provided document presents a commercial combination consisting of \u003cstrong\u003etwo 18,000 BTU indoor units\u003c\/strong\u003e, under reference SENA-36HF-D1818. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis should not be taken to mean that the SENA-36HF-MOA is limited to two indoor units.\u003c\/p\u003e\n\u003cp\u003eThe technical table in the same document clearly states:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNumber of Zones: 2–5.\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis is the outdoor platform of interest here for the \u003cstrong\u003e5-zone AirGreen\u003c\/strong\u003e configuration.\u003c\/p\u003e\n\u003cp\u003eHowever, the brochure does not provide, in the attached pages, the complete list of permitted combinations of five indoor units. We therefore cannot automatically deduce their individual capacities from this document. In an actual project, we verify the exact combination before selecting the five indoor units.\u003c\/p\u003e\n\u003ch3\u003eWhy five small indoor units can provide better comfort than one large unit\u003c\/h3\u003e\n\u003cp\u003eLet us consider a typical two-story house with a basement.\u003c\/p\u003e\n\u003cp\u003eIt includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ea large living room and kitchen;\u003c\/li\u003e\n\u003cli\u003ea primary bedroom;\u003c\/li\u003e\n\u003cli\u003etwo other bedrooms;\u003c\/li\u003e\n\u003cli\u003ea basement office.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eEven if a single 24,000 or 36,000 BTU heat pump has sufficient theoretical capacity for the total area, it cannot efficiently deliver air through multiple doors, corridors, stairwells, and walls.\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong\u003e5-zone heat pump\u003c\/strong\u003e addresses the problem differently.\u003c\/p\u003e\n\u003cp\u003eEach area receives its own indoor unit.\u003c\/p\u003e\n\u003cp\u003eIn this scenario, a design could assign one indoor unit to the open area, then use units suited to the bedrooms and basement. We do not automatically assign the same capacity to every room: each zone is sized according to its own thermal losses and gains.\u003c\/p\u003e\n\u003ch3\u003eA bedroom should not be oversized simply because the outdoor unit is large\u003c\/h3\u003e\n\u003cp\u003eThis is a mistake we particularly strive to avoid.\u003c\/p\u003e\n\u003cp\u003eIf a small bedroom has a low heating and cooling load, installing an unnecessarily large indoor unit can produce shorter cycles and less stable comfort.\u003c\/p\u003e\n\u003cp\u003eThe fact that the outdoor unit is capable of \u003cstrong\u003e36,000 BTU\u003c\/strong\u003e does not justify installing large indoor units everywhere.\u003c\/p\u003e\n\u003cp\u003eWe look at, in particular:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003earea of each zone;\u003c\/li\u003e\n\u003cli\u003enumber of exterior walls;\u003c\/li\u003e\n\u003cli\u003enumber of windows;\u003c\/li\u003e\n\u003cli\u003esun exposure;\u003c\/li\u003e\n\u003cli\u003einsulation level;\u003c\/li\u003e\n\u003cli\u003eceiling height;\u003c\/li\u003e\n\u003cli\u003ethe presence of heat-generating equipment;\u003c\/li\u003e\n\u003cli\u003ethe frequency with which the room is used.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is particularly important when we work on homes in \u003cstrong\u003eMontreal\u003c\/strong\u003e with several small bedrooms or plexes where each room has a different layout.\u003c\/p\u003e\n\u003ch3\u003eFive independent thermostats, but one shared operating mode\u003c\/h3\u003e\n\u003cp\u003eEach indoor unit can have its own setpoint.\u003c\/p\u003e\n\u003cp\u003eA homeowner could therefore maintain:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e21 °C in the living room;\u003c\/li\u003e\n\u003cli\u003e19 °C in a bedroom;\u003c\/li\u003e\n\u003cli\u003e20 °C in another;\u003c\/li\u003e\n\u003cli\u003e18 °C in a rarely used office;\u003c\/li\u003e\n\u003cli\u003e20.5 °C in the basement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eHowever, there is an important limitation to understand before purchasing a multi-zone heat pump.\u003c\/p\u003e\n\u003cp\u003eIndoor units connected to the same outdoor unit should normally operate in compatible modes. One room cannot continuously call for cooling while another requires heating at the same time on a conventional reversible system.\u003c\/p\u003e\n\u003cp\u003eIn most Quebec residences, this limit poses few problems in the middle of winter or at the height of summer, but it can become relevant during the shoulder seasons if certain rooms have significantly different solar loads.\u003c\/p\u003e\n\u003ch3\u003e36,000 nominal BTU\/h, but up to 44,000 BTU\/h under certain conditions\u003c\/h3\u003e\n\u003cp\u003eSenville documentation indicates a nominal heating capacity of \u003cstrong\u003e36,000 BTU\/h\u003c\/strong\u003e, but a range that can reach \u003cstrong\u003e44,000 BTU\/h\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis margin is useful during periods of high simultaneous demand.\u003c\/p\u003e\n\u003cp\u003eConversely, the system can significantly reduce its output when only one or two zones actually require heat.\u003c\/p\u003e\n\u003cp\u003eThis is particularly useful in the spring and fall in \u003cstrong\u003eGreater Montreal\u003c\/strong\u003e, when heating needs change rapidly between day and night.\u003c\/p\u003e\n\u003ch3\u003eHeating down to -30 °C: a very interesting feature, but one that must be interpreted correctly\u003c\/h3\u003e\n\u003cp\u003eSenville indicates a minimum outdoor heating temperature of \u003cstrong\u003e-22 °F \/ -30 °C\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe AirGreen data sheet also specifies the following capacities:\u003c\/p\u003e\n\u003cdiv class=\"group TyagGW_tableContainer TyagGW_tableContainerWithTableOfContents\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eOutdoor temperature\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003ePublished capacity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-8 °C\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e38,000 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-15 °C\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e36,000 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-30 °C maximum\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e22,400 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eThese figures show why the statement “heats down to -30 °C” is never enough to size a heat pump.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003e-15 °C\u003c\/strong\u003e, the listed capacity remains equivalent to the nominal 36,000 BTU.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003e-30 °C\u003c\/strong\u003e, it drops to approximately \u003cstrong\u003e22,400 BTU\/h\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIf the house loses 32,000 BTU\/h when the outdoor temperature reaches -30 °C, the heat pump can continue to make a significant contribution to heating, but supplemental heating will be needed to make up the difference.\u003c\/p\u003e\n\u003ch3\u003eCOP 2.12 at -8 °C and COP 1.47 at -30 °C\u003c\/h3\u003e\n\u003cp\u003eThe COP helps provide a better understanding of what happens with energy consumption.\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong\u003eCOP of 2.12\u003c\/strong\u003e indicates that under the corresponding conditions, the system provides approximately 2.12 units of heat for every unit of electricity consumed.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003e-30°C\u003c\/strong\u003e, the published maximum COP drops to \u003cstrong\u003e1.47\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe heat pump therefore still has an advantage over electric resistance heating under these conditions, but that advantage is significantly smaller than when the outdoor temperature is less extreme.\u003c\/p\u003e\n\u003cp\u003eThis detail is important for homeowners in \u003cstrong\u003eLaval, Longueuil, Terrebonne, Boucherville, Blainville, or Montreal\u003c\/strong\u003e who want to estimate heating savings. Annual savings must be assessed over an entire season, not only on the coldest days.\u003c\/p\u003e\n\u003ch3\u003eENERGY STAR cold climate and listed rebate of $4,560\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen data sheet identifies this combination as \u003cstrong\u003eENERGY STAR cold climate\u003c\/strong\u003e with the number \u003cstrong\u003e3630064\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIt also indicates a provincial rebate of \u003cstrong\u003e4 560 $\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eSince the capacity at -8°C published on the data sheet is \u003cstrong\u003e38,000 BTU\/h\u003c\/strong\u003e, this value becomes particularly important when calculating certain financial incentives based on low-temperature performance.\u003c\/p\u003e\n\u003cp\u003eFor a five-zone system, however, the certified combination actually installed must be verified. The same outdoor unit may accept several indoor-unit assemblies, and we never assume that all combinations automatically produce the same certification.\u003c\/p\u003e\n\u003ch3\u003eThe role of AHRI number 215735317\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen data sheet associates this configuration with \u003cstrong\u003eAHRI number 215735317\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis is more precise than the general description “Senville 36,000 BTU.”\u003c\/p\u003e\n\u003cp\u003eFor a project involving five indoor units, we always want to match:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ethe outdoor unit;\u003c\/li\u003e\n\u003cli\u003ethe five indoor units;\u003c\/li\u003e\n\u003cli\u003ethe AHRI combination;\u003c\/li\u003e\n\u003cli\u003elow-temperature performance;\u003c\/li\u003e\n\u003cli\u003eeligibility for the rebate.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is a particularly important precaution with a multi-zone system, because a single outdoor unit may serve several different configurations.\u003c\/p\u003e\n\u003ch2\u003eInstalling five zones correctly: where HVAC expertise becomes decisive\u003c\/h2\u003e\n\u003ch3\u003eThe first challenge is deciding where the five zones begin and end.\u003c\/h3\u003e\n\u003cp\u003eFive rooms do not necessarily correspond to five ideal zones.\u003c\/p\u003e\n\u003cp\u003eIn an open-concept home, the kitchen, dining room, and living room may behave as one large thermal zone.\u003c\/p\u003e\n\u003cp\u003eConversely, two bedrooms of the same size can have very different loads if one faces due south and the other due north.\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, we therefore aim to distribute the units according to the property's actual thermal behavior.\u003c\/p\u003e\n\u003cp\u003eA representative configuration could be:\u003c\/p\u003e\n\u003ch4\u003eZone 1: main living area\u003c\/h4\u003e\n\u003cp\u003eHigher-capacity unit for the living room, kitchen, and dining room.\u003c\/p\u003e\n\u003ch4\u003eZone 2: primary bedroom\u003c\/h4\u003e\n\u003cp\u003eIndependent control to maintain a different temperature at night.\u003c\/p\u003e\n\u003ch4\u003eZone 3: second bedroom\u003c\/h4\u003e\n\u003cp\u003eUnit sized for a lower load.\u003c\/p\u003e\n\u003ch4\u003eZone 4: office or third bedroom\u003c\/h4\u003e\n\u003cp\u003eIndependent control, particularly useful when this room is not used every day.\u003c\/p\u003e\n\u003ch4\u003eZone 5: basement\u003c\/h4\u003e\n\u003cp\u003eA zone that is often cooler in summer and has heating requirements that differ significantly from those of the upper floor.\u003c\/p\u003e\n\u003cp\u003eThis distribution is not a universal prescription. It mainly illustrates why a \u003cstrong\u003e5-zone installation\u003c\/strong\u003e requires more design work than a simple wall-mounted heat pump.\u003c\/p\u003e\n\u003ch3\u003e125 feet of precharge: an important figure when connecting five indoor units\u003c\/h3\u003e\n\u003cp\u003eThe system uses \u003cstrong\u003eR-454B\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe technical specifications indicate a charge of \u003cstrong\u003e134.04 oz of R-454B\u003c\/strong\u003e and a stated precharge for \u003cstrong\u003e125 ft\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis length becomes particularly relevant in a five-zone installation.\u003c\/p\u003e\n\u003cp\u003eSuppose the routes are approximately:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e15 ft;\u003c\/li\u003e\n\u003cli\u003e20 ft;\u003c\/li\u003e\n\u003cli\u003e25 ft;\u003c\/li\u003e\n\u003cli\u003e30 ft;\u003c\/li\u003e\n\u003cli\u003e35 ft.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe total already reaches \u003cstrong\u003e125 ft\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWith five units, we must therefore plan the routes before choosing the outdoor unit's final location.\u003c\/p\u003e\n\u003cp\u003eA compressor positioned solely because it is not visible from the street may sometimes require adding dozens of feet of unnecessary piping.\u003c\/p\u003e\n\u003ch3\u003eThe 1\/4 – 1\/2 in piping specification should not be applied blindly to all five zones\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen specifications indicate \u003cstrong\u003e1\/4 in – 1\/2 in\u003c\/strong\u003e piping.\u003c\/p\u003e\n\u003cp\u003eIn a multi-zone installation, pipe sizes may depend on the capacity and exact model of each indoor unit.\u003c\/p\u003e\n\u003cp\u003eWe therefore do not assume that all five indoor units necessarily use the same diameters.\u003c\/p\u003e\n\u003cp\u003eEach connection must be checked before preparing the job site.\u003c\/p\u003e\n\u003ch3\u003eThe drains become five separate projects\u003c\/h3\u003e\n\u003cp\u003eThis is an aspect that is often underestimated.\u003c\/p\u003e\n\u003cp\u003eA five-zone heat pump means up to five units that can produce condensate in cooling mode.\u003c\/p\u003e\n\u003cp\u003eEach indoor unit must have:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ea properly sized drain;\u003c\/li\u003e\n\u003cli\u003ean adequate slope when drainage relies on gravity;\u003c\/li\u003e\n\u003cli\u003ean accessible route;\u003c\/li\u003e\n\u003cli\u003ebackflow protection;\u003c\/li\u003e\n\u003cli\u003ea suitable strategy when gravity drainage is not possible.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn some installations in \u003cstrong\u003eMontreal and Longueuil\u003c\/strong\u003e, drainage issues are more significant than refrigerant piping issues, particularly when several units must be installed on interior walls.\u003c\/p\u003e\n\u003cp\u003eA condensate pump may sometimes be necessary, but we generally favor gravity drainage when the configuration allows it.\u003c\/p\u003e\n\u003ch3\u003eThe outdoor unit is substantial: 211.86 lb\u003c\/h3\u003e\n\u003cp\u003eThe SENA-36HF-MOA measures approximately:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e38.58 in × 16.34 in × 38.39 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eand its stated net weight is \u003cstrong\u003e211.86 lb\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe are well beyond the weight of a small single-zone unit.\u003c\/p\u003e\n\u003cp\u003eThe support must be selected accordingly.\u003c\/p\u003e\n\u003cp\u003eIn Quebec, you must also take into account:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003esnow accumulation;\u003c\/li\u003e\n\u003cli\u003eice created by defrosting;\u003c\/li\u003e\n\u003cli\u003evibrations;\u003c\/li\u003e\n\u003cli\u003ewall or ground stability;\u003c\/li\u003e\n\u003cli\u003eaccess for servicing;\u003c\/li\u003e\n\u003cli\u003ethe required clearances around the outdoor unit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy we avoid installing it too close to the ground\u003c\/h3\u003e\n\u003cp\u003eA heat pump capable of operating down to \u003cstrong\u003e-30 °C\u003c\/strong\u003e must physically be able to breathe when it snows.\u003c\/p\u003e\n\u003cp\u003eIf the outdoor unit is blocked by 30 or 40 cm of snow, the low-temperature certification does nothing to solve the problem.\u003c\/p\u003e\n\u003cp\u003eWe therefore plan for an elevation suited to the site.\u003c\/p\u003e\n\u003cp\u003eDuring defrosting, the outdoor unit also produces water. This water can freeze beneath the unit and gradually form a significant buildup of ice.\u003c\/p\u003e\n\u003cp\u003eThe space beneath the unit must be planned with this reality in mind.\u003c\/p\u003e\n\u003ch3\u003e3,037 CFM: the outdoor unit moves a lot of air\u003c\/h3\u003e\n\u003cp\u003eThe technical table indicates a maximum outdoor airflow of \u003cstrong\u003e3,037.2 CFM\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis figure explains why we leave sufficient space around the unit.\u003c\/p\u003e\n\u003cp\u003eAn outdoor unit enclosed between several walls or installed beneath an overly restrictive structure may reabsorb air that has already been discharged.\u003c\/p\u003e\n\u003cp\u003eA 36,000 BTU multizone heat pump needs a location that allows genuine airflow, not merely enough space to physically fit the unit.\u003c\/p\u003e\n\u003ch3\u003e65 dB(A): the choice of exterior wall deserves attention\u003c\/h3\u003e\n\u003cp\u003eThe indicated outdoor sound level is \u003cstrong\u003e65 dB(A)\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eOn a detached property with plenty of land, this often offers several placement options.\u003c\/p\u003e\n\u003cp\u003eIn a duplex in \u003cstrong\u003eMontréal\u003c\/strong\u003e or a home close to its neighbors in \u003cstrong\u003eLaval or Longueuil\u003c\/strong\u003e, we need to pay greater attention to windows, terraces, and surfaces that reflect sound.\u003c\/p\u003e\n\u003cp\u003ePlacing the outdoor unit in a narrow corridor between two buildings can result in a very different perception of sound from that experienced in an open area.\u003c\/p\u003e\n\u003ch3\u003eMCA 37 A and MOP 40 A\u003c\/h3\u003e\n\u003cp\u003eThe unit operates at \u003cstrong\u003e208\/230 V, single-phase, 60 Hz\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe documentation states:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMCA: 37 A\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eMOP: 40 A\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThese values are used to design the unit's electrical circuit.\u003c\/p\u003e\n\u003cp\u003eA circuit breaker should not be selected by making an approximate calculation based on the 36,000 BTU rating. The electrical specifications on the nameplate and in the model documentation are the references to follow.\u003c\/p\u003e\n\u003ch3\u003eWiFi makes perfect sense with five zones\u003c\/h3\u003e\n\u003cp\u003eRemote control may seem secondary on a single-zone heat pump. With five indoor units, it becomes much more practical.\u003c\/p\u003e\n\u003cp\u003eThe documentation highlights \u003cstrong\u003esmart app control and Alexa integration\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eA family can adjust different rooms without walking throughout the house with five remote controls.\u003c\/p\u003e\n\u003cp\u003eThis also makes it possible to program a rarely used bedroom differently from the living room or office.\u003c\/p\u003e\n\u003cp\u003eHowever, WiFi should not be considered a substitute for properly selecting capacities. An improperly sized head will remain improperly sized even with an excellent app.\u003c\/p\u003e\n\u003ch3\u003eLeak detection and self-diagnostics\u003c\/h3\u003e\n\u003cp\u003eSenville also indicates monitoring and \u003cstrong\u003eproblem-detection functions, including certain refrigerant-related anomalies\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eOn a five-zone system, this feature can facilitate the initial diagnostic step.\u003c\/p\u003e\n\u003cp\u003eBut when only one zone is no longer heating properly, several causes are possible:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eclogged filter;\u003c\/li\u003e\n\u003cli\u003edirty heat exchanger;\u003c\/li\u003e\n\u003cli\u003edrain problem;\u003c\/li\u003e\n\u003cli\u003eindoor fan;\u003c\/li\u003e\n\u003cli\u003ecommunication;\u003c\/li\u003e\n\u003cli\u003esensor;\u003c\/li\u003e\n\u003cli\u003erefrigerant charge;\u003c\/li\u003e\n\u003cli\u003econfiguration problem.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe system must therefore be diagnosed as a whole rather than automatically replacing a part on the unit that appears to be causing the problem.\u003c\/p\u003e\n\u003ch3\u003eFive zones also mean five units to maintain\u003c\/h3\u003e\n\u003cp\u003eThe added comfort comes with more maintenance points.\u003c\/p\u003e\n\u003cp\u003eA 5-zone configuration includes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003efive filters or filter assemblies;\u003c\/li\u003e\n\u003cli\u003efive indoor heat exchangers;\u003c\/li\u003e\n\u003cli\u003efive fans;\u003c\/li\u003e\n\u003cli\u003efive drains;\u003c\/li\u003e\n\u003cli\u003efive louver assemblies;\u003c\/li\u003e\n\u003cli\u003eseveral additional refrigerant connections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA bedroom unit may remain relatively clean while a head located in an open kitchen accumulates dust and contaminants much more quickly.\u003c\/p\u003e\n\u003cp\u003eWe therefore recommend \u003cstrong\u003eHVAC maintenance tailored to each zone\u003c\/strong\u003e rather than an approach in which all units are automatically cleaned at the same interval.\u003c\/p\u003e\n\u003ch3\u003eWarranty: a documentation discrepancy to verify\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen specification sheet indicates a manufacturer’s warranty \u003cstrong\u003e10-10-0\u003c\/strong\u003e with an additional warranty possibly available.\u003c\/p\u003e\n\u003cp\u003eHowever, the attached Senville brochure indicates \u003cstrong\u003e10 years on the compressor and 5 years on parts\u003c\/strong\u003e. This information appears clearly in the technical table. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis difference must be confirmed at the time of sale based on the exact product, the installed combination, and the applicable registration requirements.\u003c\/p\u003e\n\u003cp\u003eWe prefer to flag this type of discrepancy rather than present a longer warranty without verifying the precise conditions.\u003c\/p\u003e\n\u003ch3\u003eWhen is a SENVILLE 5-zone 36,000 BTU particularly relevant?\u003c\/h3\u003e\n\u003cp\u003eWe mainly consider this configuration when the property has \u003cstrong\u003eseveral separate rooms\u003c\/strong\u003e and the owner wants to avoid installing multiple outdoor units.\u003c\/p\u003e\n\u003cp\u003eIt may be particularly suitable for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ea large house with enclosed bedrooms;\u003c\/li\u003e\n\u003cli\u003ea two-story property with a basement;\u003c\/li\u003e\n\u003cli\u003efive areas requiring different settings;\u003c\/li\u003e\n\u003cli\u003ea multi-unit property where several spaces need to be conditioned;\u003c\/li\u003e\n\u003cli\u003ea house where the exterior aesthetics limit the number of units;\u003c\/li\u003e\n\u003cli\u003ea project seeking a \u003cstrong\u003ecold-climate ENERGY STAR\u003c\/strong\u003e heat pump;\u003c\/li\u003e\n\u003cli\u003ea property where operation down to \u003cstrong\u003e-30 °C\u003c\/strong\u003e is required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eConversely, it would be unnecessarily complex for a large open-concept area where one or two properly sized units are sufficient.\u003c\/p\u003e\n\u003ch3\u003eThe main pitfall: wanting to use all five ports simply because they are available\u003c\/h3\u003e\n\u003cp\u003eThe fact that the outdoor unit supports up to five zones does not mean that five units are always the best solution.\u003c\/p\u003e\n\u003cp\u003eWe do not recommend adding a head unit to a room that does not genuinely need one simply to “use all the ports.”\u003c\/p\u003e\n\u003cp\u003eEach additional unit adds:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003epiping;\u003c\/li\u003e\n\u003cli\u003ea drain;\u003c\/li\u003e\n\u003cli\u003ewiring;\u003c\/li\u003e\n\u003cli\u003emaintenance;\u003c\/li\u003e\n\u003cli\u003econnections;\u003c\/li\u003e\n\u003cli\u003ea potential load on the system.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA good 5-zone installation is therefore one where \u003cstrong\u003eall five zones are genuinely justified\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eWhy AirGreen Pays So Much Attention to Design Before Installation\u003c\/h3\u003e\n\u003cp\u003eWith five zones, a poor choice made at the beginning of the project is repeated several times.\u003c\/p\u003e\n\u003cp\u003eA poorly positioned outdoor unit can lengthen five line-set runs. Poor head-unit selection can affect five spaces. A poor drainage plan can create several points of risk.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003eAirGreen Heat Pumps, Air Conditioning \u0026amp; Heating\u003c\/strong\u003e, we therefore verify the overall configuration before starting the work.\u003c\/p\u003e\n\u003cp\u003eWe analyze, among other things, the loads in the different zones, the unit locations, piping routes, electrical capacity, drainage, the outdoor unit’s position, and the certified combination.\u003c\/p\u003e\n\u003cp\u003eThis preparation is what allows a multi-zone heat pump to operate as a coherent system rather than as five appliances simply connected to the same compressor.\u003c\/p\u003e\n\u003ch2\u003eA particularly comprehensive solution for a home divided into several areas\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSENVILLE SENA-36HF-MOA R454B 36,000 BTU\u003c\/strong\u003e offers a highly relevant technical profile for a five-zone configuration: \u003cstrong\u003eSEER2 23, EER2 13, HSPF2 10.7, heating down to -30°C, modulation up to 44,000 BTU\/h in heating mode, ENERGY STAR Cold Climate, and WiFi\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eBut with an installation this complex, the quality of the result depends more on the design than on the number of features listed on the specification sheet.\u003c\/p\u003e\n\u003cp\u003eA good installation must intelligently distribute capacity among the five areas, keep line-set runs reasonable, ensure drainage for each unit, and maintain the required clearances around the outdoor unit.\u003c\/p\u003e\n\u003cp\u003eFor a property in \u003cstrong\u003eMontreal, Laval, Longueuil, the North Shore, the South Shore, or Montérégie\u003c\/strong\u003e, this configuration can offer a very appealing level of control while limiting the exterior façade to a single outdoor unit.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact AirGreen for a quote on your SENVILLE 5-zone, 36,000 BTU heat pump. Before installation, we can verify the required capacity in each of the five zones, the AHRI combination, the locations, the electrical circuit, the refrigerant lines, and the applicable rebate.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Senville","offers":[{"title":"Default Title","offer_id":56120040194340,"sku":null,"price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/00_THERMOPOMPE_5_ZONES_SENVILLE_R454B_36000_BTU_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD_RIVE_NORD.png?v=1789057869"},{"product_id":"thermopompe-5-zones-senville-r454b-48000-btu","title":"SENVILLE R454B 5-Zone Heat Pump | 48000 BTU","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eFive comfort zones from a single outdoor unit: a demanding configuration where sizing makes all the difference\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e48,000 BTU SENVILLE R454B 5-zone heat pump\u003c\/strong\u003e, built around the \u003cstrong\u003eSENA-48HF-MOA\u003c\/strong\u003e outdoor unit, is designed for homes, duplexes, multifamily buildings, and small commercial spaces where several areas need to be heated and cooled independently without installing five outdoor units.\u003c\/p\u003e\n\u003cp\u003eThis SENVILLE platform is a particularly appealing solution for certain properties in \u003cstrong\u003eMontreal, Laval, Longueuil, the North Shore and the South Shore\u003c\/strong\u003e: multistory homes, residences with finished basements, properties with several enclosed bedrooms, or buildings where installing a central duct network would be complex.\u003c\/p\u003e\n\u003cp\u003eThe essential point is to understand what “5 zones” really means. The same outdoor unit supplies up to five indoor units in the configuration presented here. Each zone has its own control, but \u003cstrong\u003ethe five zones share the available capacity of the same outdoor compressor\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe technical documentation for the \u003cstrong\u003eSENA-48HF-MOA\u003c\/strong\u003e confirms that this multizone platform can accommodate \u003cstrong\u003e2 to 6 zones\u003c\/strong\u003e, with a 208\/230 V single-phase power supply and an efficiency rating of 23 SEER2. A configuration with five indoor units is therefore well within the intended capabilities of this outdoor unit. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor the AirGreen configuration presented here, the main features are:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eOutdoor model: SENA-48HF-MOA\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eConfiguration: 5 zones\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRated capacity: 48,000 BTU\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAHRI: 215735320\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eENERGY STAR reference: 3630067\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSEER2: 23.0\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eEER2: 12.0\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHSPF2: 11.0\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eRefrigerant: R-454B\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCold climate: yes\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMinimum heating temperature: -30 °C\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWi-Fi: included\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\u003eMCA: 37 A\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMOP: 40 A\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMaximum outdoor airflow: approximately 4,503 CFM\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOutdoor sound level: 65 dB\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eOutdoor dimensions: 37.48 × 16.34 × 52.48 in\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSpecified piping: 3\/8 in – 5\/8 in\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eVertical louvers: automatic\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHorizontal louvers: automatic\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eAdditional warranty: available\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvincial rebate indicated: $5,400\u003c\/strong\u003e, subject to applicable conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy a five-zone heat pump should not be sized simply by dividing 48,000 BTU by five\u003c\/h3\u003e\n\u003cp\u003eA common mistake is to take the \u003cstrong\u003e48,000 BTU\u003c\/strong\u003e capacity of the outdoor unit, divide it by five, and assume that each zone should receive approximately 9,600 BTU.\u003c\/p\u003e\n\u003cp\u003eThis is not how a multizone system should be designed.\u003c\/p\u003e\n\u003cp\u003eEach space has its own heating load. A southwest-facing open kitchen may require much more air conditioning than a bedroom located on the north side. A basement may require little cooling in July but need more heating during certain winter periods.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003eAirGreen\u003c\/strong\u003e, we therefore assess each zone separately.\u003c\/p\u003e\n\u003cp\u003eWe look at factors including:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eits area;\u003c\/li\u003e\n\u003cli\u003ethe number and size of windows;\u003c\/li\u003e\n\u003cli\u003eorientation;\u003c\/li\u003e\n\u003cli\u003einsulation level;\u003c\/li\u003e\n\u003cli\u003eceiling height;\u003c\/li\u003e\n\u003cli\u003ethe presence of a kitchen;\u003c\/li\u003e\n\u003cli\u003eopenings to other rooms;\u003c\/li\u003e\n\u003cli\u003eexposure on the top floor;\u003c\/li\u003e\n\u003cli\u003eheat loss;\u003c\/li\u003e\n\u003cli\u003enatural air circulation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWith a five-zone configuration, this step becomes even more important than with a simple wall-mounted heat pump.\u003c\/p\u003e\n\u003ch3\u003eA typical scenario: a three-level home with five truly distinct spaces\u003c\/h3\u003e\n\u003cp\u003eLet's consider a configuration we regularly encounter in Greater Montreal.\u003c\/p\u003e\n\u003cp\u003eA home includes:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003ean open-concept living room, kitchen, and dining area on the main floor;\u003c\/li\u003e\n\u003cli\u003ea primary bedroom;\u003c\/li\u003e\n\u003cli\u003etwo secondary bedrooms;\u003c\/li\u003e\n\u003cli\u003ea finished basement.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eThe homeowner wants to control five areas separately.\u003c\/p\u003e\n\u003cp\u003eInstalling five independent systems would require five outdoor units. This could take up considerable space along the side of the property and complicate the installation's appearance.\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong\u003eSENVILLE 48,000 BTU multizone heat pump\u003c\/strong\u003e makes it possible to concentrate all cooling output around a single outdoor unit.\u003c\/p\u003e\n\u003cp\u003eHowever, the five indoor units will not necessarily have the same capacity.\u003c\/p\u003e\n\u003cp\u003eThe main living area may require a significantly larger unit than the bedrooms. The basement may need a different capacity from a bedroom located directly beneath the attic.\u003c\/p\u003e\n\u003cp\u003eThe indoor units must therefore be selected based on the actual building requirements, rather than simply by mathematically dividing the outdoor unit's capacity.\u003c\/p\u003e\n\u003ch3\u003eThe SENA-48HF-MOA is genuinely designed for multizone applications\u003c\/h3\u003e\n\u003cp\u003eThe supplied brochure illustrates a two-zone commercial configuration with two 24,000 BTU units, but it clearly identifies the \u003cstrong\u003eSENA-48HF-MOA\u003c\/strong\u003e as a platform capable of supporting \u003cstrong\u003e2 to 6 zones\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor a five-zone AirGreen configuration, we use this same outdoor platform with a combination of compatible indoor units suited to the property's needs.\u003c\/p\u003e\n\u003cp\u003eThis is an important detail for product SEO: the Senville product page shown in the brochure displays two indoor units because it presents a specific two-zone setup, not because the outdoor unit is limited to two zones. The technical specifications clearly establish a range of \u003cstrong\u003e2 to 6 zones\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e23 SEER2: impressive efficiency for a high-capacity multizone heat pump\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSENA-48HF-MOA\u003c\/strong\u003e delivers a rating of \u003cstrong\u003e23 SEER2\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eSenville also indicates:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eEER2: 12\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHSPF2 Region 4: 11\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHSPF2 Region 5: 9\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal COP: 3.7 W\/W\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSEER2 represents seasonal cooling efficiency. For a property using five indoor units for a significant portion of the summer, the efficiency of the outdoor compressor becomes particularly important.\u003c\/p\u003e\n\u003cp\u003eHowever, \u003cstrong\u003e23 SEER2\u003c\/strong\u003e should not be interpreted as an automatic guarantee of minimal energy consumption.\u003c\/p\u003e\n\u003cp\u003eActual performance also depends on:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003enumber of zones calling for output;\u003c\/li\u003e\n\u003cli\u003eprogrammed temperatures;\u003c\/li\u003e\n\u003cli\u003esizing of each indoor unit;\u003c\/li\u003e\n\u003cli\u003efilter condition;\u003c\/li\u003e\n\u003cli\u003einstallation quality;\u003c\/li\u003e\n\u003cli\u003etotal piping length;\u003c\/li\u003e\n\u003cli\u003ebuilding insulation;\u003c\/li\u003e\n\u003cli\u003efrequency of use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA highly rated but improperly sized heat pump may operate under less favorable conditions than a properly selected system.\u003c\/p\u003e\n\u003ch3\u003eA very wide modulation range\u003c\/h3\u003e\n\u003cp\u003eThe outdoor unit’s technical data indicates a cooling capacity of \u003cstrong\u003e47,000 BTU\/h\u003c\/strong\u003e, with an operating range of approximately \u003cstrong\u003e12,000 to 57,000 BTU\/h\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eIn heating mode, the stated nominal capacity is \u003cstrong\u003e49,000 BTU\/h\u003c\/strong\u003e, with a range of \u003cstrong\u003e13,000 to 57,000 BTU\/h\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis modulation is especially meaningful with five zones.\u003c\/p\u003e\n\u003cp\u003eAt one point, only one bedroom may need heating. Two hours later, four zones may simultaneously request energy.\u003c\/p\u003e\n\u003cp\u003eThe inverter compressor adjusts its output within its operating range rather than constantly running at maximum capacity.\u003c\/p\u003e\n\u003ch3\u003eFive zones do not provide five times 48,000 BTU\u003c\/h3\u003e\n\u003cp\u003eThis is a fundamental distinction.\u003c\/p\u003e\n\u003cp\u003eThe indoor units may have significant combined nominal capacities, but the actual available output always depends on what the outdoor unit can provide.\u003c\/p\u003e\n\u003cp\u003eThe heat pump distributes its capacity among the active zones.\u003c\/p\u003e\n\u003cp\u003eWhen several zones simultaneously call for maximum output, the compressor must distribute its production.\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, this is precisely why we avoid systematically oversizing every indoor head. A combination that looks overly ambitious on paper can result in a less consistent distribution when all zones are operating at the same time.\u003c\/p\u003e\n\u003ch3\u003eParticularly impressive heating capacity at -8 °C\u003c\/h3\u003e\n\u003cp\u003eAccording to the data for this AirGreen configuration, the heat pump provides approximately:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e45,000 BTU\/h at -8 °C\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCOP: 2.6 at -8 °C\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis temperature is highly relevant for an installation in \u003cstrong\u003eGreater Montreal\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eA COP of 2.6 means that under this given condition, the system can transfer approximately 2.6 units of thermal energy for every unit of electricity used by the refrigeration cycle.\u003c\/p\u003e\n\u003cp\u003eFor a building heated primarily by electricity, this type of performance enables the heat pump to considerably reduce the share of heating provided directly by resistance elements during much of the winter, when the building is properly sized.\u003c\/p\u003e\n\u003ch3\u003e47,000 BTU at -15 °C: capacity remains high\u003c\/h3\u003e\n\u003cp\u003eAt \u003cstrong\u003e-15 °C\u003c\/strong\u003e, the data provided indicates approximately \u003cstrong\u003e47,000 BTU\/h\u003c\/strong\u003e of heating capacity.\u003c\/p\u003e\n\u003cp\u003eThis is an important characteristic for a \u003cstrong\u003ecold-climate heat pump in Quebec\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eHowever, the figure must always be considered in relation to the property's heat loss.\u003c\/p\u003e\n\u003cp\u003eA house losing 30,000 BTU\/h at that temperature is in a very different situation from a building losing 55,000.\u003c\/p\u003e\n\u003cp\u003eThe heat pump should never be selected solely on the basis of its maximum capacity: we compare what it can provide with the building's actual needs.\u003c\/p\u003e\n\u003ch3\u003eAt -30 °C, the heat pump still operates, but its capacity decreases\u003c\/h3\u003e\n\u003cp\u003eThe stated minimum heating temperature is \u003cstrong\u003e-30 °C\u003c\/strong\u003e. This limit is also confirmed in Senville documentation, which indicates \u003cstrong\u003e-22 °F \/ -30 °C\u003c\/strong\u003e as the minimum outdoor heating temperature. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAt this temperature, the AirGreen data indicates approximately:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e24,600 BTU\/h\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCOP: 1.27\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis information is essential for the homeowner.\u003c\/p\u003e\n\u003cp\u003eA heat pump advertised as operating at -30 °C does not necessarily produce its full nominal capacity at that temperature.\u003c\/p\u003e\n\u003cp\u003eWith five zones, this reality becomes even more apparent. If all rooms require a great deal of heat during a cold snap at -30 °C, the \u003cstrong\u003e24,600 BTU available\u003c\/strong\u003e must be shared among them.\u003c\/p\u003e\n\u003cp\u003eSupplementary heating may then become necessary depending on the property's heat loss.\u003c\/p\u003e\n\u003ch3\u003eWhy we emphasize this distinction in our estimates\u003c\/h3\u003e\n\u003cp\u003eIn the field, we still encounter homeowners who think that a “48,000 BTU down to -30 °C” heat pump automatically delivers 48,000 BTU at -30 °C.\u003c\/p\u003e\n\u003cp\u003eThese are two different characteristics:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e48,000 BTU\u003c\/strong\u003e corresponds to the nominal capacity class;\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-30 °C\u003c\/strong\u003e corresponds to the announced operating limit;\u003c\/li\u003e\n\u003cli\u003eThe capacity available at -30 °C is given here as approximately \u003cstrong\u003e24,600 BTU\/h\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePresenting this difference before installation helps avoid unrealistic expectations during the few coldest days of winter.\u003c\/p\u003e\n\u003ch3\u003eA true cold-climate heat pump\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen configuration is listed as \u003cstrong\u003eCOLD CLIMATE: Yes\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eSenville also presents this family as a cold-climate heat pump capable of providing heating down to \u003cstrong\u003e-30 °C\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor an installation in \u003cstrong\u003eMontreal, Laval, Longueuil, on the North Shore or South Shore\u003c\/strong\u003e, this feature is much more relevant than a heat pump designed primarily for climates where severe subzero temperatures are rare.\u003c\/p\u003e\n\u003ch3\u003eENERGY STAR and AHRI number\u003c\/h3\u003e\n\u003cp\u003eThe configuration is \u003cstrong\u003eENERGY STAR\u003c\/strong\u003e, with reference \u003cstrong\u003e3630067\u003c\/strong\u003e and number \u003cstrong\u003eAHRI 215735320\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe Senville documentation associated with the product also confirms its ENERGY STAR certification. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor AirGreen, the AHRI number is particularly important when preparing a \u003cstrong\u003eheat pump rebate\u003c\/strong\u003e application.\u003c\/p\u003e\n\u003cp\u003eWe do not verify only the brand or outdoor capacity. The exact unit pairing must meet the requirements applicable to the program.\u003c\/p\u003e\n\u003ch3\u003eA provincial rebate listed at $5,400\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen listing indicates a \u003cstrong\u003e$5,400 provincial rebate\u003c\/strong\u003e for this configuration.\u003c\/p\u003e\n\u003cp\u003eFor a five-zone installation, this amount may represent a significant portion of the project cost.\u003c\/p\u003e\n\u003cp\u003eHowever, we recommend considering this amount as \u003cstrong\u003econditional on final eligibility\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eDepending on the applicable program, it may be necessary to verify:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ethe exact AHRI;\u003c\/li\u003e\n\u003cli\u003ethe indoor models;\u003c\/li\u003e\n\u003cli\u003ethe building type;\u003c\/li\u003e\n\u003cli\u003ethe ENERGY STAR status;\u003c\/li\u003e\n\u003cli\u003ethe installation location;\u003c\/li\u003e\n\u003cli\u003ethe completion date;\u003c\/li\u003e\n\u003cli\u003ethe supporting documents;\u003c\/li\u003e\n\u003cli\u003ethe rules in effect at the time of the application.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe prefer to validate these details before installation so the customer can compare solutions based on realistic information.\u003c\/p\u003e\n\u003ch2\u003eInstalling five zones correctly: the technical details that determine long-term comfort\u003c\/h2\u003e\n\u003ch3\u003eFive wall-mounted heads require a real placement strategy\u003c\/h3\u003e\n\u003cp\u003eIn a five-zone installation, one of the most important decisions is not the compressor model: it is the location of each indoor unit.\u003c\/p\u003e\n\u003cp\u003eA unit can have the right capacity and still serve its zone poorly if it blows toward:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ea staircase;\u003c\/li\u003e\n\u003cli\u003ea corridor;\u003c\/li\u003e\n\u003cli\u003ea door that is constantly open;\u003c\/li\u003e\n\u003cli\u003ea wall opposite that is too close;\u003c\/li\u003e\n\u003cli\u003ea large opening leading to another floor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAt \u003cstrong\u003eAirGreen\u003c\/strong\u003e, we assess airflow before drilling.\u003c\/p\u003e\n\u003cp\u003eFor each zone, we analyze:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ewhere occupants spend the most time;\u003c\/li\u003e\n\u003cli\u003ewhere warm air accumulates;\u003c\/li\u003e\n\u003cli\u003ewhere the sun hits;\u003c\/li\u003e\n\u003cli\u003ethe available clearance;\u003c\/li\u003e\n\u003cli\u003ethe drain route;\u003c\/li\u003e\n\u003cli\u003eaccess to the outdoors;\u003c\/li\u003e\n\u003cli\u003ethe piping length.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eA head in the corridor does not guarantee comfort in four bedrooms\u003c\/h3\u003e\n\u003cp\u003eThis is a situation we encounter regularly.\u003c\/p\u003e\n\u003cp\u003eA homeowner wants to avoid multiple indoor units and proposes installing one large indoor head in a corridor serving several bedrooms.\u003c\/p\u003e\n\u003cp\u003eWhen the doors are closed, air distribution becomes limited.\u003c\/p\u003e\n\u003cp\u003eA ductless heat pump primarily heats and cools the air it can actually move within its distribution range.\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong\u003efive-zone configuration\u003c\/strong\u003e makes it possible to place more distribution points exactly where they are useful, particularly in a compartmentalized home.\u003c\/p\u003e\n\u003ch3\u003eWi-Fi included: much more useful when managing five zones\u003c\/h3\u003e\n\u003cp\u003eThe system offers \u003cstrong\u003eWi-Fi\u003c\/strong\u003e, and Senville documentation indicates that the system can be controlled remotely, settings can be changed, and schedules can be created through an app. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWith five zones, the feature becomes particularly practical.\u003c\/p\u003e\n\u003cp\u003eFor example, a homeowner can:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ekeep unused bedrooms at a different temperature;\u003c\/li\u003e\n\u003cli\u003eincrease living room comfort before returning home;\u003c\/li\u003e\n\u003cli\u003ereduce basement demand overnight;\u003c\/li\u003e\n\u003cli\u003eadjust the zones according to occupancy schedules.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eZoning is most valuable when each space is actually used differently.\u003c\/p\u003e\n\u003ch3\u003eThe zones are not five completely independent systems\u003c\/h3\u003e\n\u003cp\u003eThere is an important limitation to keep in mind.\u003c\/p\u003e\n\u003cp\u003eAll indoor units are connected to the same outdoor unit. They therefore do not operate like five independent heat pumps.\u003c\/p\u003e\n\u003cp\u003eThe modes generally need to remain compatible.\u003c\/p\u003e\n\u003cp\u003eThe system should not be designed with the expectation that one room will be heated while another unit connected to the same outdoor unit cools simultaneously.\u003c\/p\u003e\n\u003cp\u003eIn a residential home, this restriction is generally easy to manage.\u003c\/p\u003e\n\u003cp\u003eHowever, it can be significant in certain commercial applications or in a property with areas that have very different heating and cooling loads.\u003c\/p\u003e\n\u003ch3\u003eFive piping runs: design before installation is essential\u003c\/h3\u003e\n\u003cp\u003eA five-zone configuration means multiple sets of refrigerant lines.\u003c\/p\u003e\n\u003cp\u003eThe AirGreen product sheet indicates \u003cstrong\u003e3\/8 in – 5\/8 in\u003c\/strong\u003e piping for this platform, but the actual connections for the various indoor units must be verified based on the selected heads and the final configuration.\u003c\/p\u003e\n\u003cp\u003eWe plan for, among other things:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003ethe outlet of each indoor unit;\u003c\/li\u003e\n\u003cli\u003ethe route to the outdoor unit;\u003c\/li\u003e\n\u003cli\u003elengths;\u003c\/li\u003e\n\u003cli\u003eelevation differences;\u003c\/li\u003e\n\u003cli\u003eoutdoor protection;\u003c\/li\u003e\n\u003cli\u003erefrigerant connections;\u003c\/li\u003e\n\u003cli\u003eaccess for servicing.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eIn a multi-story home, these runs can quickly become one of the most complex parts of the project.\u003c\/p\u003e\n\u003ch3\u003eAn R-454B precharge covering up to 150 feet\u003c\/h3\u003e\n\u003cp\u003eThe manufacturer’s documentation indicates that the unit uses \u003cstrong\u003eR-454B\u003c\/strong\u003e, with a charge of \u003cstrong\u003e151.68 oz\u003c\/strong\u003e and a precharge covering up to \u003cstrong\u003e150 ft of piping\u003c\/strong\u003e according to the rules applicable to the installation. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eOn a five-zone system, the total pipe length increases quickly.\u003c\/p\u003e\n\u003cp\u003eThis precharge is therefore useful information, but it does not replace verifying the manufacturer’s maximum lengths and charging requirements.\u003c\/p\u003e\n\u003cp\u003eWe always calculate the actual configuration rather than assuming that “150 ft included” means any combination totaling 150 ft is automatically acceptable.\u003c\/p\u003e\n\u003ch3\u003eFive indoor units also mean five drains\u003c\/h3\u003e\n\u003cp\u003eEach indoor unit produces condensation in cooling mode.\u003c\/p\u003e\n\u003cp\u003eA five-zone installation therefore involves \u003cstrong\u003eproperly managing five drains\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWhen a natural slope is available, we favor gravity drainage.\u003c\/p\u003e\n\u003cp\u003eWhen the building’s geometry makes this impossible, a condensate pump may be necessary.\u003c\/p\u003e\n\u003cp\u003eThe problems we seek to avoid are very concrete:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ewater on the wall;\u003c\/li\u003e\n\u003cli\u003edrain backup;\u003c\/li\u003e\n\u003cli\u003enoisy pump;\u003c\/li\u003e\n\u003cli\u003eodors;\u003c\/li\u003e\n\u003cli\u003esigns of moisture;\u003c\/li\u003e\n\u003cli\u003eshutdowns caused by a safety device.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA neat piping layout is not a good installation if drainage has been neglected.\u003c\/p\u003e\n\u003ch3\u003e4,503 CFM outdoors: this unit needs to breathe\u003c\/h3\u003e\n\u003cp\u003eThe SENA-48HF-MOA moves up to approximately \u003cstrong\u003e4,502.8 CFM\u003c\/strong\u003e of air at the outdoor unit. The documentation also confirms a sound level of \u003cstrong\u003e65 dB\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe outdoor unit must therefore not be enclosed in a space that is too narrow.\u003c\/p\u003e\n\u003cp\u003eWe consider:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eclearances;\u003c\/li\u003e\n\u003cli\u003eproximity to a fence;\u003c\/li\u003e\n\u003cli\u003enearby walls;\u003c\/li\u003e\n\u003cli\u003evegetation;\u003c\/li\u003e\n\u003cli\u003eservice access;\u003c\/li\u003e\n\u003cli\u003ethe direction of the noise;\u003c\/li\u003e\n\u003cli\u003esnow;\u003c\/li\u003e\n\u003cli\u003edefrosting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAn outdoor heat pump needs substantial airflow to properly exchange energy with the surrounding air.\u003c\/p\u003e\n\u003ch3\u003eA 246.47 lb outdoor unit\u003c\/h3\u003e\n\u003cp\u003eThe stated weight of the outdoor unit is \u003cstrong\u003e246.47 lb\u003c\/strong\u003e, with dimensions of \u003cstrong\u003e37.48 × 16.34 × 52.48 in.\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIt is physically a substantial unit.\u003c\/p\u003e\n\u003cp\u003eThe support must therefore be selected accordingly, particularly in Quebec, where we must also consider:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003efreeze-thaw cycles;\u003c\/li\u003e\n\u003cli\u003esnow;\u003c\/li\u003e\n\u003cli\u003ewater produced during defrost cycles;\u003c\/li\u003e\n\u003cli\u003eground stability;\u003c\/li\u003e\n\u003cli\u003eservice access.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAt AirGreen, we avoid treating a unit of this size like a standard small wall-mounted compressor.\u003c\/p\u003e\n\u003ch3\u003e65 dB: the acoustic location matters\u003c\/h3\u003e\n\u003cp\u003eThe specified outdoor sound level is \u003cstrong\u003e65 dB\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe number alone does not fully describe how the noise is perceived.\u003c\/p\u003e\n\u003cp\u003eA unit placed in a very narrow passage between two walls may seem more noticeable than a unit installed in an open space.\u003c\/p\u003e\n\u003cp\u003eWe avoid whenever possible:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ebedroom windows;\u003c\/li\u003e\n\u003cli\u003epatios;\u003c\/li\u003e\n\u003cli\u003eenclosed courtyards;\u003c\/li\u003e\n\u003cli\u003ewalls that can strongly reflect noise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eElectrical supply: MCA of 37 A, MOP of 40 A\u003c\/h3\u003e\n\u003cp\u003eThe SENA-48HF-MOA operates on \u003cstrong\u003e208\/230 V single-phase\u003c\/strong\u003e, with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMCA: 37 A\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOP: 40 A\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn some Montreal homes still equipped with a more limited electrical service, this information must be verified before ordering.\u003c\/p\u003e\n\u003cp\u003eA five-zone heat pump is not a device we recommend adding to a panel without checking the existing load.\u003c\/p\u003e\n\u003ch3\u003eBuilt-in diagnostics and leak detection\u003c\/h3\u003e\n\u003cp\u003eSenville documentation mentions \u003cstrong\u003eautomatic diagnostics and leak detection\u003c\/strong\u003e functions, designed to signal certain anomalies and facilitate maintenance. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIn an installation with five zones, this function can be particularly useful because a problem does not always manifest itself identically in all the indoor units.\u003c\/p\u003e\n\u003cp\u003eA diagnostic code is nevertheless a starting point. A technician must still check the pressure, temperatures, communications, and electrical parameters before determining the cause of a failure.\u003c\/p\u003e\n\u003ch3\u003eMaintenance: at least five filters, five units to monitor\u003c\/h3\u003e\n\u003cp\u003eA five-zone heat pump offers considerable flexibility, but it also involves more indoor units to maintain.\u003c\/p\u003e\n\u003cp\u003eEach head has:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eits filters;\u003c\/li\u003e\n\u003cli\u003eits heat exchanger;\u003c\/li\u003e\n\u003cli\u003eits fan;\u003c\/li\u003e\n\u003cli\u003eits condensate pan;\u003c\/li\u003e\n\u003cli\u003eits drain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe particularly recommend:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eclean the filters regularly;\u003c\/li\u003e\n\u003cli\u003echeck the fans when airflow decreases;\u003c\/li\u003e\n\u003cli\u003emonitor the drains;\u003c\/li\u003e\n\u003cli\u003ekeep the air inlets clear;\u003c\/li\u003e\n\u003cli\u003ekeep the outdoor unit free of leaves and snow;\u003c\/li\u003e\n\u003cli\u003ecarry out a thorough cleaning when the buildup requires it.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA very dirty head may behave differently from the other four and give the impression of a distribution problem when the actual cause is simply insufficient airflow.\u003c\/p\u003e\n\u003ch3\u003eWarranty: a difference to clarify between the AirGreen specification sheet and the brochure\u003c\/h3\u003e\n\u003cp\u003eAirGreen’s data indicates a \u003cstrong\u003e10-10-0 manufacturer’s warranty\u003c\/strong\u003e, with the possibility of an additional warranty.\u003c\/p\u003e\n\u003cp\u003eThe attached brochure, for its part, 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\u003eIt also specifies that professional installation is required to maintain warranty coverage and the expected performance. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe therefore recommend confirming at the time of quotation the exact warranty applicable to the combination sold, the registration requirements, and the service territory.\u003c\/p\u003e\n\u003ch3\u003eWhy this configuration may suit a large home in Montreal or on the South Shore\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSENVILLE 5-zone R454B 48,000 BTU\u003c\/strong\u003e can be particularly suitable when a property:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003edoes not have ductwork;\u003c\/li\u003e\n\u003cli\u003econtains several enclosed rooms;\u003c\/li\u003e\n\u003cli\u003ehas three levels;\u003c\/li\u003e\n\u003cli\u003ehas a finished basement;\u003c\/li\u003e\n\u003cli\u003erequires several distribution points;\u003c\/li\u003e\n\u003cli\u003ehas limited outdoor space for several condensers;\u003c\/li\u003e\n\u003cli\u003equalifies for a pairing eligible for financial incentives.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt therefore combines several important characteristics:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e23 SEER2\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e11 HSPF2\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eheating down to \u003cstrong\u003e-30 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eapproximately \u003cstrong\u003e45,000 BTU at -8 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eapproximately \u003cstrong\u003e47,000 BTU at -15 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ecold-climate certification\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eENERGY STAR\u003c\/strong\u003e certification\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eWi-Fi included\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003epossibility of five zone controls\u003c\/li\u003e\n\u003cli\u003erebate indicated up to \u003cstrong\u003e5 400 $\u003c\/strong\u003e, subject to eligibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen we would instead consider several independent systems\u003c\/h3\u003e\n\u003cp\u003eA five-zone system is not always the best solution.\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, we may prioritize two or more independent systems when:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ethe zones have extremely different needs;\u003c\/li\u003e\n\u003cli\u003esome zones need to operate frequently in opposite modes;\u003c\/li\u003e\n\u003cli\u003eredundancy is a priority;\u003c\/li\u003e\n\u003cli\u003ethe refrigerant lines become excessively long;\u003c\/li\u003e\n\u003cli\u003ethe outdoor space can easily accommodate several units;\u003c\/li\u003e\n\u003cli\u003ethe building would be better served by several independent capacities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA single large outdoor unit offers an obvious space-saving advantage, but it also concentrates all five zones around one machine.\u003c\/p\u003e\n\u003cp\u003eThis reality is part of the selection process.\u003c\/p\u003e\n\u003ch3\u003eWhy AirGreen treats a five-zone installation as an HVAC design project\u003c\/h3\u003e\n\u003cp\u003eAt \u003cstrong\u003eAirGreen Climatisation \u0026amp; Chauffage\u003c\/strong\u003e, we believe that a five-zone system requires more than simply selecting five wall-mounted units.\u003c\/p\u003e\n\u003cp\u003eWe need to coordinate:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003efive heating loads;\u003c\/li\u003e\n\u003cli\u003efive locations;\u003c\/li\u003e\n\u003cli\u003efive drains;\u003c\/li\u003e\n\u003cli\u003efive refrigerant lines;\u003c\/li\u003e\n\u003cli\u003ecommunications;\u003c\/li\u003e\n\u003cli\u003ethe electrical circuit;\u003c\/li\u003e\n\u003cli\u003ethe outdoor unit;\u003c\/li\u003e\n\u003cli\u003eclearances;\u003c\/li\u003e\n\u003cli\u003esupport;\u003c\/li\u003e\n\u003cli\u003ecommissioning;\u003c\/li\u003e\n\u003cli\u003eeligibility for rebates.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis coordination is what transforms a collection of equipment into a true \u003cstrong\u003emulti-zone HVAC\u003c\/strong\u003e system.\u003c\/p\u003e\n\u003cp\u003eA properly configured 48,000 BTU SENVILLE can provide excellent comfort control across multiple areas. Conversely, poorly distributed capacities can result in one zone being overheated, another insufficiently cooled, and a third operating unnecessarily.\u003c\/p\u003e\n\u003ch3\u003eRequest an AirGreen quote for your SENVILLE 5-Zone 48,000 BTU system\u003c\/h3\u003e\n\u003cp\u003eAre you considering a \u003cstrong\u003eSENVILLE R454B 48,000 BTU 5-zone heat pump\u003c\/strong\u003e for a house, duplex, multi-unit building, or commercial space?\u003c\/p\u003e\n\u003cp\u003eContact \u003cstrong\u003eAirGreen\u003c\/strong\u003e for a complete assessment. We can analyze the needs of each of the five zones, select the appropriate indoor units, check the electrical supply, plan the piping and drainage, determine the outdoor unit location, and verify applicable financial incentives.\u003c\/p\u003e\n\u003cp\u003eWe carry out \u003cstrong\u003emulti-zone heat pump installations in Montreal, Laval, Longueuil, on the North Shore, South Shore, and in Montérégie\u003c\/strong\u003e, with particular attention to sizing, winter efficiency, and installation quality.\u003c\/p\u003e","brand":"Senville","offers":[{"title":"9 + 9 + 9 + 9 + 9","offer_id":56201214165284,"sku":null,"price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/00_THERMOPOMPE_5_ZONES_SENVILLE_R454B_48000_BTU_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD_RIVE_NORD.png?v=1789057877"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/collections\/00_THERMOPOMPE_5_ZONES_SENVILLE_R454B_36000_BTU_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD_RIVE_NORD_ca52435b-0fc9-4898-bdee-36f271020872.png?v=1789059319","url":"https:\/\/airgreen.ca\/en\/collections\/thermopompe-5-zones-senville-montreal-laval-rive-sud-nord.oembed","provider":"AirGreen Climatisation \u0026 Chauffage \/ Air Conditioning \u0026 Heating","version":"1.0","type":"link"}