{"product_id":"thermopompe-murale-kinghome-polaris-r32-18000-btu","title":"KINGHOME Polaris R32 Wall-Mounted Heat Pump | 18000 BTU","description":"\u003ch2\u003eWhen One Head Has to Handle an Entire Main Floor\u003c\/h2\u003e\n\u003cp\u003eThe move from 12,000 to 18,000 BTU marks a change in scope, not just size. At this capacity, the unit no longer serves a single room: it serves an entire living space, often open-plan and sometimes spread across partial levels. The \u003cstrong\u003eKINGHOME Polaris R32 | 18,000 BTU Wall-Mounted Heat Pump\u003c\/strong\u003e is designed precisely for this type of project, and its success depends as much on the chosen location as on the unit's specifications.\u003c\/p\u003e\n\u003cp\u003eIt offers \u003cstrong\u003e24.5 SEER2\u003c\/strong\u003e, \u003cstrong\u003e9.5 HSPF2\u003c\/strong\u003e, and an \u003cstrong\u003eEER2 of 13.65\u003c\/strong\u003e. It is \u003cstrong\u003eENERGY STAR\u003c\/strong\u003e certified with the \u003cstrong\u003ecold-climate designation\u003c\/strong\u003e and qualifies for a \u003cstrong\u003e$2,448 LogisVert rebate\u003c\/strong\u003e according to Hydro-Québec's list.\u003c\/p\u003e\n\u003ch3\u003eWhat 18,000 BTU Can and Cannot Do\u003c\/h3\u003e\n\u003cp\u003eThe nominal cooling capacity is \u003cstrong\u003e18,000 BTU\/h\u003c\/strong\u003e, modulating from \u003cstrong\u003e5,118 to 22,178 BTU\/h\u003c\/strong\u003e. One point deserves attention: this model's minimum output, approximately 5,100 BTU\/h, is considerably higher than that of the 9,000 BTU model, which drops below 2,800 BTU\/h.\u003c\/p\u003e\n\u003cp\u003eThis difference explains why an 18,000 BTU unit installed in an overly small space is often disappointing. Even at its lowest setting, it delivers more capacity than a closed room requires. The result is a unit that reaches the setpoint too quickly, removes little humidity, and alternates between short operating cycles. Capacity is not a free reserve: it must match an actual demand.\u003c\/p\u003e\n\u003cp\u003eThe configurations where this size performs at its best include the open main floor of a bungalow, a 700- to 1,000-square-foot living room-kitchen-dining area, a large loft, a light commercial space such as a hair salon or small office, or a fully finished basement.\u003c\/p\u003e\n\u003ch3\u003eAir Distribution Determines the Result\u003c\/h3\u003e\n\u003cp\u003eIn a large room, the problem is almost never capacity. It is the path of the air. A properly sized unit that is poorly positioned creates a very comfortable zone within the first six feet while leaving the other end of the room unchanged.\u003c\/p\u003e\n\u003cp\u003eAirflow ranges from \u003cstrong\u003e282 to 618 CFM\u003c\/strong\u003e, providing enough output to cross a large space, provided nothing blocks the air stream. Before choosing the installation location, we look at the direction of the corridor, the position of the staircase, the height of the kitchen cabinets, the openings to adjoining rooms, and the areas where occupants actually spend their time. A kitchen island, exposed beam, or mezzanine can completely change the calculation.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e3D airflow\u003c\/strong\u003e sweeps horizontally and vertically, which is highly useful in an open-plan area. However, it cannot compensate for a poorly chosen wall.\u003c\/p\u003e\n\u003ch3\u003e20,400 BTU at -8 °C: The Number That Matters in January\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHeating capacity at \u003cstrong\u003e8 °C\u003c\/strong\u003e: 18,000 BTU\/h\u003c\/li\u003e\n\u003cli\u003eHeating capacity at \u003cstrong\u003e-8 °C\u003c\/strong\u003e: \u003cstrong\u003e20,400 BTU\/h\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eHeating capacity at \u003cstrong\u003e-15 °C\u003c\/strong\u003e: 16,500 BTU\/h, COP of 1.8\u003c\/li\u003e\n\u003cli\u003eHeating operation down to \u003cstrong\u003e-30 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese figures show that at -8 °C, a common January temperature in \u003cstrong\u003eLaval\u003c\/strong\u003e or on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e, the unit still delivers more than its nominal capacity. At -15 °C, it maintains 16,500 BTU\/h. For a well-insulated main floor, this covers a large portion of the heating load, with the existing system taking over during the coldest peaks.\u003c\/p\u003e\n\u003cp\u003eWe recommend keeping a backup heat source. Even a cold-climate wall-mounted heat pump heats the space where it is located: closed bedrooms upstairs or at the end of a corridor still have their own heating needs.\u003c\/p\u003e\n\u003ch3\u003eNoise Levels Increase with Capacity\u003c\/h3\u003e\n\u003cp\u003eThe indoor unit operates between \u003cstrong\u003e34 and 53 dB(A)\u003c\/strong\u003e. That is more than the 9,000 BTU model, which drops to 20 dB(A), and it makes sense: a fan moving 618 CFM cannot be as quiet as one moving 353.\u003c\/p\u003e\n\u003cp\u003eThis figure should be considered when choosing the location. In an open space adjoining a home office or a bedroom without a door, it is worth positioning the unit away from the work or sleeping area. At low speed, the unit remains discreet; in Turbo mode, it can be heard.\u003c\/p\u003e\n\u003ch2\u003eElectrical Requirements, Clearances, and Snow: The Three Factors That Determine the Project\u003c\/h2\u003e\n\u003cp\u003eStarting at 18,000 BTU, the technical requirements become fundamental to the project. They must be checked before signing, not afterward.\u003c\/p\u003e\n\u003ch3\u003eA 20 A Circuit\u003c\/h3\u003e\n\u003cp\u003eThe outdoor unit requires a \u003cstrong\u003e208-230 V single-phase\u003c\/strong\u003e power supply, with a \u003cstrong\u003eminimum circuit ampacity of 16 A\u003c\/strong\u003e and a \u003cstrong\u003emaximum protection of 20 A\u003c\/strong\u003e. Moving from 15 to 20 A has practical consequences: a larger cable gauge, a dedicated breaker, and, above all, available space in the electrical panel.\u003c\/p\u003e\n\u003cp\u003eIn duplexes and triplexes in central \u003cstrong\u003eMontreal\u003c\/strong\u003e neighbourhoods, already crowded 100 A panels are common. We check the remaining capacity before confirming the price, because an electrical upgrade discovered on the morning of installation can turn a simple project into a construction job.\u003c\/p\u003e\n\u003ch3\u003eSnow, Defrosting, and Support Height\u003c\/h3\u003e\n\u003cp\u003eThe outdoor unit measures \u003cstrong\u003e37.7 x 15.8 x 26.0 inches\u003c\/strong\u003e and weighs \u003cstrong\u003e94.8 pounds\u003c\/strong\u003e. Taller and heavier than smaller models, it requires a support sized accordingly.\u003c\/p\u003e\n\u003cp\u003eIn heating mode, the unit produces defrost water. This water must drain away from the base. A unit installed too close to the ground accumulates ice underneath it, winter after winter, until the fan is blocked. We favour a sturdy wall bracket or an elevated ground stand, selected according to local snow accumulation rather than a standard height.\u003c\/p\u003e\n\u003cp\u003eThe roof's snow-shedding path must also be considered. A unit installed below a roof slope without a snow guard will eventually be damaged: it is one of the most common repairs we see on installations completed by others.\u003c\/p\u003e\n\u003ch3\u003eRefrigerant Charge and Piping\u003c\/h3\u003e\n\u003cp\u003eThis model contains \u003cstrong\u003e54.7 ounces of R-32\u003c\/strong\u003e, considerably more than the 38.1 ounces in the 9,000 and 12,000 BTU models. The piping remains \u003cstrong\u003e1\/4 and 1\/2 inch\u003c\/strong\u003e, precharged for \u003cstrong\u003e25 feet\u003c\/strong\u003e and permitted up to \u003cstrong\u003e131 feet\u003c\/strong\u003e, with an additional 0.2 ounces per foot beyond that length.\u003c\/p\u003e\n\u003cp\u003eA larger refrigerant charge makes connection quality even more important. Properly made flares, a vacuum process completed fully rather than cut short, a leak test, and complete insulation of both lines: these are the invisible steps that determine whether the unit will deliver on its promises five years from now.\u003c\/p\u003e\n\u003ch3\u003e$2,448 LogisVert Rebate\u003c\/h3\u003e\n\u003cp\u003eThis model is listed under the \u003cstrong\u003eLogisVert\u003c\/strong\u003e program with assistance of \u003cstrong\u003e$2,448\u003c\/strong\u003e for an owner of an existing home, under \u003cstrong\u003eENERGY STAR ID 4663287\u003c\/strong\u003e and \u003cstrong\u003eAHRI 218640147\u003c\/strong\u003e. A separate financing bonus applies to multi-unit residential buildings.\u003c\/p\u003e\n\u003cp\u003eThe amount depends on the list in effect on the installation date. We verify eligibility when preparing the quote and provide the complete documentation at the end of the work.\u003c\/p\u003e\n\u003ch3\u003eFive Mistakes to Avoid at This Capacity\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eChoosing 18,000 BTU for a closed room.\u003c\/strong\u003e The excessively high minimum output compromises dehumidification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstalling it facing an obstacle.\u003c\/strong\u003e Tall cabinets, beams, or a mezzanine: the air stream needs a clear path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnderestimating the electrical panel.\u003c\/strong\u003e A 20 A circuit requires space and suitable cable.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstalling the outdoor unit too low.\u003c\/strong\u003e Defrost ice accumulates and blocks the fan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeglecting the condensate drain.\u003c\/strong\u003e With up to 1.8 litres of moisture removed per hour, an improperly sloped drain will cause problems quickly.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eWarranty and Service\u003c\/h3\u003e\n\u003cp\u003eKinghome covers the \u003cstrong\u003ecompressor and parts for 12 years\u003c\/strong\u003e in residential applications on registered models, and for 5 or 7 years in commercial applications. We complete the registration as part of the installation.\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, evaluating a project of this size includes checking the electrical panel, analysing air distribution, selecting the outdoor support based on snow and wind exposure, routing the lines, and managing condensate. Our refrigeration technicians are employees, our liability insurance is \u003cstrong\u003e$5,000,000\u003c\/strong\u003e, and we serve \u003cstrong\u003eMontreal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, \u003cstrong\u003eMontérégie\u003c\/strong\u003e, the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e, and the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRequest your free estimate for the KINGHOME Polaris R32 | 18,000 BTU Wall-Mounted Heat Pump. We will assess your space, check your electrical capacity, and recommend the location that will provide the best comfort.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Kinghome","offers":[{"title":"Default Title","offer_id":56293988761892,"sku":"KWP18R32C3O","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/00_THERMOPOMPE_MURALE_KINGHOME_POLARIS_R32_18000_BTU_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD_RIVE_NORD_ac00ff87-5e63-4a4a-9dbe-7395c76fefe5.png?v=1789509699","url":"https:\/\/airgreen.ca\/en\/products\/thermopompe-murale-kinghome-polaris-r32-18000-btu","provider":"AirGreen Climatisation \u0026 Chauffage \/ Air Conditioning \u0026 Heating","version":"1.0","type":"link"}