{"product_id":"thermopompe-murale-arcoaire-16-8-seer-9000-btu-r454b","title":"Wall-Mounted Heat Pump ARCOAIRE 16.8 SEER | 9,000 BTU - R454B","description":"\u003ch2\u003eA home office where you work well, summer and winter\u003c\/h2\u003e\n\u003cp\u003eThe home office has become a room in its own right, with its own constraints: the door stays closed during calls, the computer and screens give off heat all day, and the window often faces the sun. The \u003cstrong\u003eWall-Mounted Heat Pump ARCOAIRE 16.8 SEER | 9,000 BTU - R454B\u003c\/strong\u003e answers exactly that need: a single room, a fairly constant demand, and comfort that should never be a distraction.\u003c\/p\u003e\n\u003cp\u003eIts certified ratings are \u003cstrong\u003e19.0 SEER2\u003c\/strong\u003e, \u003cstrong\u003e10.9 EER2\u003c\/strong\u003e and \u003cstrong\u003e9.7 HSPF2\u003c\/strong\u003e. The system is \u003cstrong\u003eENERGY STAR\u003c\/strong\u003e certified with the \u003cstrong\u003ecold-climate designation\u003c\/strong\u003e under \u003cstrong\u003eENERGY STAR ID 3556093\u003c\/strong\u003e. It runs on \u003cstrong\u003eR-454B\u003c\/strong\u003e refrigerant, the one used by the new generation of equipment.\u003c\/p\u003e\n\u003ch3\u003eA closed room with a load of its own\u003c\/h3\u003e\n\u003cp\u003eAn office does not behave like a bedroom. During the day, it builds up heat from computer equipment and the people in it; in the evening, it empties and cools down. When the door is closed, the central heating or the hallway baseboards make no difference. A \u003cstrong\u003ewall-mounted heat pump\u003c\/strong\u003e of \u003cstrong\u003e9,000 BTU\/h\u003c\/strong\u003e handles this room on its own, without heating or cooling the rest of the house for nothing.\u003c\/p\u003e\n\u003cp\u003eThis size suits an office of ordinary size, a converted guest room or a small basement workroom. If the room has two exterior walls, a large south- or west-facing window, or sits under a poorly insulated roof, we check it during the visit: a larger size may then be justified. On the other hand, we advise against oversizing \"just in case\": a unit that is too big runs in fits and starts and dries the air poorly in summer.\u003c\/p\u003e\n\u003ch3\u003eVariable speed, made for a working day\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003evariable-speed compressor\u003c\/strong\u003e, or \u003cstrong\u003einverter\u003c\/strong\u003e, adjusts its speed continuously. In the morning, it ramps up to bring the room to the set point; then it slows down and follows the heat that the equipment and the sun add as the hours go by. The result is a temperature that barely moves, without the on-off cycle of a window air conditioner that restarts noisily in the middle of a video call.\u003c\/p\u003e\n\u003cp\u003eThis way of running is also the most economical. A compressor that runs for long periods at low speed works in its most efficient range, and it avoids repeated starts that wear out components. For a room occupied several hours a day, it is this behaviour, more than maximum capacity, that determines comfort.\u003c\/p\u003e\n\u003ch3\u003eR-454B refrigerant\u003c\/h3\u003e\n\u003cp\u003eThis pairing's circuit uses \u003cstrong\u003eR-454B\u003c\/strong\u003e, a refrigerant adopted by the industry to replace the previous generation, with a much lower global warming potential. It is classified A2L, meaning mildly flammable under specific conditions, which calls for precise installation and handling rules that we apply on every job.\u003c\/p\u003e\n\u003cp\u003eFor you, the difference does not show day to day: the heat pump heats and cools the same way. It matters mostly for the life of the unit, since service and parts will follow the current refrigerant generation for many years.\u003c\/p\u003e\n\u003ch3\u003eWinter figures, as published\u003c\/h3\u003e\n\u003cp\u003eThe certificate lists \u003cstrong\u003e8,000 BTU\/h at -8 °C\u003c\/strong\u003e (17 °F), about 89% of nominal capacity, with a \u003cstrong\u003eCOP of 2.58\u003c\/strong\u003e, and \u003cstrong\u003e7,000 BTU\/h at -15 °C\u003c\/strong\u003e (5 °F), about 78%, with a \u003cstrong\u003eCOP of 2.16\u003c\/strong\u003e. The two points are measured separately; we report each one as published.\u003c\/p\u003e\n\u003cp\u003eFor a well-insulated office, this means the heat pump heats the room for the great majority of the Quebec winter. On the coldest mornings, the existing baseboard can stay in place as backup: set a few degrees below the heat pump's set point, it only steps in when needed. The ENERGY STAR \u003cstrong\u003ecold-climate designation\u003c\/strong\u003e indicates that the pairing was evaluated to operate in this type of climate.\u003c\/p\u003e\n\u003ch3\u003eSummer: screens, sun and humidity\u003c\/h3\u003e\n\u003cp\u003eIn \u003cstrong\u003ecooling\u003c\/strong\u003e mode, the nominal capacity is \u003cstrong\u003e9,000 BTU\/h\u003c\/strong\u003e. The \u003cstrong\u003e10.9 EER2\u003c\/strong\u003e rating describes efficiency on a hot day, when the sun hits the window and the equipment has been running since morning. That is precisely the situation of an office in July.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDehumidification\u003c\/strong\u003e matters as much as temperature. Humid air makes it hard to concentrate and leaves a clammy feeling even at the right set point. By running at low speed for long periods, the indoor coil condenses moisture, which drains away. You get drier air without having to set the room colder than necessary.\u003c\/p\u003e\n\u003ch3\u003eThe right settings, day to day\u003c\/h3\u003e\n\u003cp\u003eA variable-speed heat pump performs best with a steady set point. Rather than shutting the unit off in the evening and restarting it at full power in the morning, let it hold the room at a moderate temperature, then raise or lower it by a degree or two as needed. In summer, automatic fan mode is usually enough; in winter, aiming the louvres downward helps warm air reach the floor, where your feet stay under the desk all day.\u003c\/p\u003e\n\u003cp\u003eIf the office is only used on certain days, a reduced set point on the other days is reasonable, but avoid shutting the heat pump off completely during cold snaps: a room that cools all the way down then takes a long effort to get back to comfort, and the walls stay cold for hours.\u003c\/p\u003e\n\u003ch3\u003eSEER2, EER2, HSPF2 and COP, plainly\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eSEER2 of 19.0\u003c\/strong\u003e: average cooling efficiency over the whole season. The higher it is, the less electricity cooling costs.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eEER2 of 10.9\u003c\/strong\u003e: cooling efficiency at the hottest moment.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eHSPF2 of 9.7\u003c\/strong\u003e: average heating efficiency over the season, the most useful rating for a Quebec household.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCOP\u003c\/strong\u003e: the number of units of heat delivered for one unit of electricity. A baseboard has a COP of one; this pairing lists 2.58 at -8 °C and 2.16 at -15 °C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe series name mentions 16.8 SEER; the ratings to keep in mind for comparison are those on the certificate. These figures come from certificate \u003cstrong\u003eAHRI 215324155\u003c\/strong\u003e, published by NEEP.\u003c\/p\u003e\n\u003ch3\u003eLogisVert\u003c\/h3\u003e\n\u003cp\u003eThis pairing does not carry an amount on Hydro-Québec's \u003cstrong\u003eLogisVert\u003c\/strong\u003e list of October 19, 2026. If the grant matters for your project, we will point you to an eligible pairing of comparable size.\u003c\/p\u003e\n\u003ch2\u003eAn installation designed for the room where you work\u003c\/h2\u003e\n\u003ch3\u003eThe visit, the calculation and the location\u003c\/h3\u003e\n\u003cp\u003eWe start with a free visit: measuring the room, the orientation and size of the windows, the condition of the exterior walls, then a \u003cstrong\u003eload calculation\u003c\/strong\u003e. We also look at how the office is laid out. The wall head goes up high, ideally on a wall that lets the airflow sweep the room without blowing directly on the workstation or the papers.\u003c\/p\u003e\n\u003cp\u003eThe indoor unit is secured to the framing with a drainage slope for condensate. The outdoor unit sits on a ground or wall stand, \u003cstrong\u003eabove the snow line\u003c\/strong\u003e, away from bedroom windows, including the neighbours', and clear of snow falling from roofs.\u003c\/p\u003e\n\u003ch3\u003eConnections, electrical and commissioning\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003erefrigerant lines\u003c\/strong\u003e, the communication cable and the drain go through the wall in a single opening, sealed on both sides. A line cover can finish the run outside. The system needs a \u003cstrong\u003ededicated circuit\u003c\/strong\u003e: we check the electrical panel capacity during the visit and install a disconnect near the outdoor unit.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003ecommissioning\u003c\/strong\u003e, the circuit is evacuated and checked for tightness, then we test both modes, drain flow and the remote control with you. Before we leave, you know how to set the temperature, the louvre direction and the fan speed.\u003c\/p\u003e\n\u003ch3\u003eMaintenance\u003c\/h3\u003e\n\u003cp\u003eRinse the indoor filters every two weeks in season, keep the outdoor unit clear of snow and leaves, and plan annual \u003cstrong\u003eHVAC maintenance\u003c\/strong\u003e of the coils, drain and electrical connections. In winter, white vapour during defrost and a short pause in heating are normal. Our \u003ca href=\"\/en\/pages\/services-de-nettoyage-climatiseurs-et-thermopompes-murales-grand-montreal\"\u003ecleaning service\u003c\/a\u003e takes over when you prefer to hand off the annual visit.\u003c\/p\u003e\n\u003ch3\u003eAirGreen, for the life of the installation\u003c\/h3\u003e\n\u003cp\u003eA family business active for more than fifteen years in \u003cstrong\u003eMontreal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e and the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e, we hold RBQ licences for ventilation, refrigeration and electrical work and carry \u003cstrong\u003e$5,000,000\u003c\/strong\u003e in liability insurance. The in-home assessment is free, the quote is in writing, and our \u003ca href=\"\/en\/pages\/financement-avec-financeit\"\u003efinancing options\u003c\/a\u003e let you choose the right unit rather than the cheapest one.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eRequest your free estimate for the Wall-Mounted Heat Pump ARCOAIRE 16.8 SEER | 9,000 BTU - R454B. We visit your office, confirm this size is right and give you a written quote before signing.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Arcoaire","offers":[{"title":"Default Title","offer_id":67797431222564,"sku":"D5CVRAH09AAK","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/THERMOPOMPE_MURALE_ARCOAIRE_16_8_SEER_D5FVHA_9000_BTU_R454B_00_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD.png?v=1793082571","url":"https:\/\/airgreen.ca\/en\/products\/thermopompe-murale-arcoaire-16-8-seer-9000-btu-r454b","provider":"AirGreen Climatisation \u0026 Chauffage \/ Air Conditioning \u0026 Heating","version":"1.0","type":"link"}