{"product_id":"thermopompe-centrale-add-on-gree-unix-r32-2t-serpentin-en-caisson","title":"GREE UNIX R32 \"ADD-ON\" Central Heat Pump | 2T | Coil in a Box","description":"\u003cp\u003e {start article}\u003c\/p\u003e\n\n\u003ch1\u003e GREE UNIX R32 \"ADD-ON\" Central Heat Pump | 2T | Coil in a Box\u003c\/h1\u003e\n\n\u003ch2\u003e A central solution designed for Quebec's climate and existing systems\u003c\/h2\u003e\n\n\u003cp\u003e The \u003cstrong\u003eGREE UNIX R32 | 2T | Coil-in-Casket \"ADD-ON\" Central Heat Pump\u003c\/strong\u003e is a particularly relevant central HVAC solution for homes in \u003cstrong\u003eGreater Montreal\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 . At AirGreen, we frequently recommend it when homeowners want to improve their energy efficiency, reduce their reliance on fossil fuels, and optimize their comfort, while retaining part of their existing system.\u003c\/p\u003e\n\n \u003cp\u003eUnlike complete replacements, which often require extensive work, this \u003cstrong\u003eADD-ON\u003c\/strong\u003e type central heat pump allows for seamless integration with an existing furnace, whether electric or gas. This approach addresses a widespread problem in Quebec: solid, well-maintained buildings whose heating systems no longer meet current energy performance standards.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e The ADD-ON principle with a coil in a box: a pragmatic approach\u003c\/h2\u003e\n\n\u003ch3\u003e Adapt rather than demolish\u003c\/h3\u003e\n\n \u003cp\u003eIn many homes in \u003cstrong\u003eMontreal\u003c\/strong\u003e and \u003cstrong\u003eLaval\u003c\/strong\u003e , the ductwork is in good condition, as is the central furnace. The problem lies not in the air distribution, but in the heating source itself. The \u003cstrong\u003eADD-ON\u003c\/strong\u003e concept allows for the addition of a \u003cstrong\u003ehigh-performance central heat pump\u003c\/strong\u003e upstream of the existing system using a \u003cstrong\u003ebox-type coil\u003c\/strong\u003e , which acts as the primary heat exchanger.\u003c\/p\u003e\n\n\u003cp\u003e This coil is inserted directly into the central system's casing. It allows the heat pump to heat or cool the air before it is distributed throughout the house. The result: a seamless transition between electric heating, heat pump heating, and, when needed, supplemental heating from the existing furnace.\u003c\/p\u003e\n\n\u003ch3\u003e Concrete benefits observed in the field\u003c\/h3\u003e\n\n \u003cp\u003eAt AirGreen, we observe several immediate benefits after installing this type of configuration:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Significant reduction in heating costs on an annual basis\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Improved thermal stability between parts\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Fewer on\/off cycles, therefore less mechanical wear.\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Faster and less intrusive work for the occupants\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e On the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e , many of our clients have been able to keep a functional furnace while drastically reducing their overall energy consumption. This flexibility explains why this model is particularly popular in homes built between 1980 and 2005.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e Heating performance: designed to withstand winter\u003c\/h2\u003e\n\n\u003ch3\u003e A central heat pump truly adapted to cold weather\u003c\/h3\u003e\n\n \u003cp\u003eThe \u003cstrong\u003eGREE UNIX R32 2-tonne central heat pump\u003c\/strong\u003e is not a theoretical solution or limited to temperate climates. It was designed to offer stable performance even during the periods of intense cold we experience in Quebec.\u003c\/p\u003e\n\n\u003cp\u003e From a practical point of view, this means:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003eFunctional heating capacity down to -30°C\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003eRated power of 24,000 BTU\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003ePower output maintained at -15°C: 24,000 BTU\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003ePower at -8°C: 15,000 BTU\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003eHigh coefficient of performance even in winter conditions\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e In several installations carried out in \u003cstrong\u003eLongueuil\u003c\/strong\u003e and on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e , the heat pump covers almost all heating needs during the winter, with the furnace serving only as a safety net during exceptionally cold periods.\u003c\/p\u003e\n\n\u003ch3\u003e Measurable energy efficiency\u003c\/h3\u003e\n\n \u003cp\u003eIn terms of efficiency, this model demonstrates solid values ​​that are consistent with current expectations:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003eSEER2: 16.03\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003eHSPF2: 8.5\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003eEER2: 11.02\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003eCOP at -8 °C: 11.83\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e This data translates concretely into controlled electricity consumption, better conversion of energy into useful heat and eligibility for provincial subsidy programs, notably \u003cstrong\u003eLogisVert\u003c\/strong\u003e , which represents a significant financial lever for many owners.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e Internal technology and sustainability-oriented design\u003c\/h2\u003e\n\n\u003ch3\u003e Two-stage compressor and intelligent modulation\u003c\/h3\u003e\n\n\u003cp\u003e At the heart of the central heat pump is a \u003cstrong\u003etwo-stage, two-cylinder compressor\u003c\/strong\u003e combined with advanced modulation technology. Unlike older systems with binary operation, this approach allows the power output to be adjusted according to the building's actual needs.\u003c\/p\u003e\n\n \u003cp\u003eIn practice, this means:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Fewer sudden temperature changes\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Quieter and more stable operation\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e A reduction in peak electricity consumption\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Extended component lifespan\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e In urban areas like \u003cstrong\u003eMontreal\u003c\/strong\u003e , where acoustic comfort is an important criterion, this operational stability makes a real difference on a daily basis.\u003c\/p\u003e\n\n\u003ch3\u003e R-32 refrigerant: a choice consistent with current challenges\u003c\/h3\u003e\n\n\u003cp\u003e \u003cstrong\u003eR-32\u003c\/strong\u003e is now recognized for its superior energy efficiency and reduced environmental impact compared to previous generations of refrigerants. It allows for a smaller charge, better thermal efficiency, and a more responsible overall footprint.\u003c\/p\u003e\n\n\u003cp\u003e For customers sensitive to environmental issues, particularly in certain areas of \u003cstrong\u003eLaval\u003c\/strong\u003e and \u003cstrong\u003eLongueuil\u003c\/strong\u003e , this technical choice is part of a coherent approach, without compromising on performance.\u003c\/p\u003e\n\n \u003ch3\u003eBuilt-in security and peace of mind\u003c\/h3\u003e\n\n\u003cp\u003e The \u003cstrong\u003eboxed coil\u003c\/strong\u003e is equipped with a refrigerant leak detection system. This safety feature, often absent in older installations, contributes to occupant protection and long-term system reliability. It's a technical detail, but it reflects a design focused on durability and compliance with current standards.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e HVAC Installation: The Key Role of AirGreen Expertise\u003c\/h2\u003e\n\n\u003ch3\u003e Each building is unique\u003c\/h3\u003e\n\n\u003cp\u003e Even with high-quality equipment, results depend directly on the installation. At AirGreen, we systematically analyze:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e The actual volume to be heated and cooled\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e The required airflow (up to \u003cstrong\u003e1,500 CFM\u003c\/strong\u003e depending on the configuration)\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e The condition and dimensions of existing conduits\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Power supply (220 V, \u003cstrong\u003eMCA 28 A\u003c\/strong\u003e , \u003cstrong\u003eMOP 30 A\u003c\/strong\u003e )\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Compatibility with the existing or replacement thermostat\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n \u003cp\u003eIn \u003cstrong\u003eMontreal\u003c\/strong\u003e , it's not uncommon to find undersized or modified ductwork systems, often resulting from renovations. In these situations, our approach is to adjust the configuration to maintain efficiency and prevent noise or performance losses.\u003c\/p\u003e\n\n\u003ch3\u003e Common mistakes avoided through experience\u003c\/h3\u003e\n\n\u003cp\u003e With ADD-ON systems, certain errors can compromise the results:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Incorrect positioning of the coil in the casing\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Inadequate condensate drainage\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Poor communication between the heat pump and the furnace\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Thermostat misconfigured or incompatible\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp\u003e Our team relies on proven procedures, derived from numerous installations carried out on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e and the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e , to avoid these problems and ensure optimal operation from the moment of commissioning.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e Acoustic comfort and discreet integration\u003c\/h2\u003e\n\n \u003cp\u003eWith an \u003cstrong\u003eoutdoor noise level of approximately 60 dB(A)\u003c\/strong\u003e , the GREE UNIX R32 central heat pump integrates well into dense residential environments. This is particularly appreciated in urban areas where close proximity to neighbors imposes additional constraints.\u003c\/p\u003e\n\n\u003cp\u003e Inside, the modulated operation and the quality of the installation contribute to a more uniform air distribution, without excessive whistling or unwanted vibrations.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e Why entrust your project to AirGreen\u003c\/h2\u003e\n\n\u003cp\u003e Choosing AirGreen means opting for a structured and transparent approach:\u003c\/p\u003e\n\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Realistic technical assessment tailored to your building\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003eClear and final submission before work begins\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Qualified and experienced technicians in central HVAC installation\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e \u003cstrong\u003e$5,000,000 liability insurance\u003c\/strong\u003e\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cp\u003e Comprehensive support for available subsidies\u003c\/p\u003e\n\n\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n \u003cp\u003eWhether your project is located in \u003cstrong\u003eMontreal\u003c\/strong\u003e , \u003cstrong\u003eLaval\u003c\/strong\u003e , \u003cstrong\u003eLongueuil\u003c\/strong\u003e , on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e or the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e , our objective remains the same: to deliver a reliable, sustainable solution perfectly adapted to your real needs.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003e Next Step!\u003c\/h2\u003e\n\n\u003cp\u003e Are you considering installing a \u003cstrong\u003eGREE UNIX R32 | 2T | Coil-in-Cabin \"ADD-ON\" Central Heat Pump,\u003c\/strong\u003e or do you want to confirm the compatibility of this model with your existing system? Contact \u003cstrong\u003eAirGreen\u003c\/strong\u003e directly for a complete assessment, clear advice, and a professional HVAC installation.\u003c\/p\u003e\n\n\u003cp\u003e \u003cstrong\u003eTelephone:\u003c\/strong\u003e 514-316-2973\u003cbr\u003e \u003cstrong\u003eEmail:\u003c\/strong\u003e \u003ca href=\"mailto:sales@airgreen.ca\"\u003esales@airgreen.ca\u003c\/a\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Gree","offers":[{"title":"Default Title","offer_id":51960718786852,"sku":"GCAC24F\/NhA","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/THERMOPOMPECENTRALE-ADDON-GREECASEDCOIL.png?v=1769968511","url":"https:\/\/airgreen.ca\/en\/products\/thermopompe-centrale-add-on-gree-unix-r32-2t-serpentin-en-caisson","provider":"AirGreen Climatisation \u0026 Chauffage \/ Air Conditioning \u0026 Heating","version":"1.0","type":"link"}