{"title":"Thermopompe Murale YORK Série Z | Montréal, Laval, Rive Sud","description":null,"products":[{"product_id":"thermopompe-murale-york-serie-z-28-seer-9000-btu-montreal-laval-rive-sud","title":"YORK Z Series Wall-Mounted Heat Pump 28 SEER | 9000 BTU | Montreal, Laval, South Shore","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eA well-served zone rather than a randomly selected capacity\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e9,000 BTU YORK Z Series wall-mounted heat pump\u003c\/strong\u003e combines a variable-speed compressor, included WiFi control, and several fan settings in a single-zone system. It pairs the \u003cstrong\u003eDHZ09CSB21S\u003c\/strong\u003e outdoor unit with the \u003cstrong\u003eDHZ09NWB21S\u003c\/strong\u003e indoor unit: a combination designed to heat and cool a defined area without a duct network. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003eAirGreen\u003c\/strong\u003e, we approach its installation in \u003cstrong\u003eMontreal\u003c\/strong\u003e, \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, on the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e, and on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e by starting with a practical question: which space actually needs to become more comfortable? An open living room, an enclosed bedroom, and a divided-level floor do not require the same approach. We therefore clarify the intended rooms, usage habits, and building constraints before recommending this capacity.\u003c\/p\u003e\n\u003ch3\u003eSpecifications of the 9,000 BTU YORK combination\u003c\/h3\u003e\n\u003cp\u003eTo properly identify this system, we use both model numbers rather than only the name “Z Series.” The specifications in the technical documentation are as follows. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\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\"\u003eFeature\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eYORK Z Series — 9,000 BTU\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDHZ09CSB21S\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndoor unit\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDHZ09NWB21S\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal cooling capacity\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e9,000 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal heating capacity\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e9,000 BTU\/h\u003c\/strong\u003e, under test conditions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeasonal cooling efficiency\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e28 SEER\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstantaneous cooling efficiency\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e15 EER\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeasonal heating efficiency\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e10.5 HSPF\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdvertised minimum outdoor temperature in heating mode\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e−30 °C\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eR-410A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eWiFi included\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndoor sound pressure\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e22 to 41 dB(A)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor sound pressure\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e53 dB(A)\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\u003eOur commercial sheet also lists reference \u003cstrong\u003eAHRI 8578585\u003c\/strong\u003e. We retain this identification in the product analysis while distinguishing between efficiency data, warranty terms, and potential eligibility for financial assistance.\u003c\/p\u003e\n\u003ch3\u003eA rating of 28 SEER, not to be confused with SEER2\u003c\/h3\u003e\n\u003cp\u003eThe documentation for this combination clearly lists \u003cstrong\u003e28 SEER\u003c\/strong\u003e, \u003cstrong\u003e15 EER\u003c\/strong\u003e, and \u003cstrong\u003e10.5 HSPF\u003c\/strong\u003e. We do not convert these values to SEER2, EER2, or HSPF2: these new designations correspond to revised testing methods. Directly comparing a unit rated at 28 SEER with a unit rated at 28 SEER2 is therefore not an equivalent comparison. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eSEER describes efficiency over a standardized cooling season. EER instead describes efficiency under specific conditions. HSPF concerns the heating season. These ratings make it possible to compare equipment evaluated using the same method, but they do not, on their own, predict a residence's energy bill. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIn a quotation, we therefore recommend comparing three elements separately: \u003cstrong\u003edocumented efficiency\u003c\/strong\u003e, \u003cstrong\u003ecapacity suited to the home\u003c\/strong\u003e, and \u003cstrong\u003ethe cost of the necessary work\u003c\/strong\u003e. A good seasonal efficiency rating does not replace proper sizing or careful installation.\u003c\/p\u003e\n\u003ch3\u003eA capacity of 9,000 BTU does not correspond to a universal floor area\u003c\/h3\u003e\n\u003cp\u003eWe do not recommend a \u003cstrong\u003e9,000 BTU heat pump\u003c\/strong\u003e solely because a room has a certain number of square feet. The calculation must take into account windows, insulation, solar exposure, ceiling height, and heat losses or gains. Natural Resources Canada specifically recommends assessing heating and cooling loads to select equipment. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor example, imagine two spaces of identical size: the first has large windows exposed to the sun; the second is better protected and located between two heated dwellings. We would not automatically assign them the same unit without examining these differences.\u003c\/p\u003e\n\u003cp\u003eWe also assess the airflow path. For a project intended to serve a main room and several bedrooms that are usually closed, we ask that the goal be specified room by room. This approach avoids presenting a single wall-mounted unit as a guaranteed solution for every room in a home, regardless of its layout.\u003c\/p\u003e\n\u003ch3\u003eHeating down to −30 °C: an operating range, not a promise of constant capacity\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e−30 °C\u003c\/strong\u003e temperature announced for this model represents a heating operating limit. It does not mean that the unit provides its nominal capacity of 9,000 BTU\/h under all outdoor conditions. The catalog also specifies that nominal heating capacities are established under test conditions different from extreme cold. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe therefore distinguish three pieces of information: the temperature at which the unit can operate, the amount of heat it provides at that temperature, and the electricity required to produce it. Without precise capacity and efficiency data at a given temperature, we do not present a numerical result as established fact.\u003c\/p\u003e\n\u003cp\u003eFor a residence in \u003cstrong\u003eLaval\u003c\/strong\u003e, \u003cstrong\u003eLongueuil\u003c\/strong\u003e, or the \u003cstrong\u003eNorth Shore\u003c\/strong\u003e, we also assess the existing heating system. A backup system may still be necessary when the building's needs exceed the heat supplied by the heat pump. Its presence and use must be part of the initial choice, rather than improvised after installation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eUseful settings for adapting air distribution\u003c\/h3\u003e\n\u003cp\u003eThe Z Series has \u003cstrong\u003eseven fan speeds\u003c\/strong\u003e, a remote control, and standard WiFi connectivity. The louvers allow the airflow direction to be adjusted, providing more options for adapting operation to the unit's location. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe stated indoor airflow ranges from \u003cstrong\u003e206 to 412 cubic feet per minute\u003c\/strong\u003e, depending on the speed. Similarly, indoor sound pressure ranges from \u003cstrong\u003e22 to 41 dB(A)\u003c\/strong\u003e: the minimum value does not represent all operating modes. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWhen presenting the settings, we prioritize a demonstration in the room: airflow direction, selected speed, and occupant position. For a bedroom or office, we particularly aim to avoid airflow directed straight toward the bed or workstation. The selected setting should correspond to the actual use of the space, not just the lowest sound level shown in a brochure.\u003c\/p\u003e\n\u003ch2\u003eThe AirGreen installation: technical choices that matter after start-up\u003c\/h2\u003e\n\u003ch3\u003eAllow the necessary space around both units\u003c\/h3\u003e\n\u003cp\u003eThe dimensions must be read in the correct order. According to the technical drawings, the indoor unit measures approximately \u003cstrong\u003e37.8 × 8.0 × 12.6 inches\u003c\/strong\u003e, in \u003cstrong\u003ewidth × depth × height\u003c\/strong\u003e. The outdoor unit measures approximately \u003cstrong\u003e35.4 × 14.9 × 23.5 inches\u003c\/strong\u003e, in the same order. These measurements describe the units themselves, without the necessary clearance spaces. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe therefore do not choose a location simply because the casing fits between two obstacles. Access for maintenance, required clearances, and airflow must remain possible. Outdoors, the support must also account for snow accumulation and site conditions. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIn a narrow courtyard in \u003cstrong\u003eMontréal\u003c\/strong\u003e or on a balcony, we review the proposed location, access points, and connection routing together before confirming the work.\u003c\/p\u003e\n\u003ch3\u003ePower supply and piping suitable for this model\u003c\/h3\u003e\n\u003cp\u003eThe manufacturer specifies a \u003cstrong\u003e208\/230 V, single-phase, 60 Hz\u003c\/strong\u003e power supply, a \u003cstrong\u003eminimum circuit ampacity of 12 A\u003c\/strong\u003e, and \u003cstrong\u003emaximum overcurrent protection of 15 A\u003c\/strong\u003e. The refrigeration connections are \u003cstrong\u003e1\/4 in. for the liquid line\u003c\/strong\u003e and \u003cstrong\u003e1\/2 in. for the gas line\u003c\/strong\u003e. The stated maximum length is \u003cstrong\u003e15 metres\u003c\/strong\u003e, with a maximum elevation difference of \u003cstrong\u003e10 metres\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis information is used to prepare the project; it does not replace verification of the nameplate and circuit sizing by the responsible professional. The conductor size must comply with the requirements applicable to the installation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor a replacement, we also request an inspection of the existing lines before planning to reuse them. In our quote, we prefer to clearly distinguish between the components retained and those replaced. This clarification prevents a replacement price from being interpreted as automatically including all possible adaptations.\u003c\/p\u003e\n\u003ch3\u003eThe technical steps to plan for during the installation\u003c\/h3\u003e\n\u003cp\u003eOur preparation of an \u003cstrong\u003eHVAC installation\u003c\/strong\u003e for this YORK unit includes the following steps, in accordance with the manufacturer's requirements:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfirm the locations and supports\u003c\/strong\u003e, including clearances, service access, and the routing of the connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstall and insulate the lines\u003c\/strong\u003e, make the connections, and prepare the condensate drainage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck for leaks and evacuate the system\u003c\/strong\u003e, according to the prescribed procedures for the refrigeration circuit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerform the operational tests\u003c\/strong\u003e, check water drainage, and explain the controls and routine maintenance. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eWe want the owner to know what was installed, where the accessible components are located, and which signs warrant a service call. Returning the unit to operation must not be limited to confirming that the unit blows air.\u003c\/p\u003e\n\u003ch3\u003eTwo AirGreen projects illustrating the checks to be performed\u003c\/h3\u003e\n\u003cp\u003eThe following projects involve Sharp units, not this YORK unit. They illustrate situations encountered by our team during wall-mounted installations; they are not performance tests of the Z Series.\u003c\/p\u003e\n\u003ch4\u003eIn Côte-des-Neiges: a leak detected in the existing lines\u003c\/h4\u003e\n\u003cp\u003eDuring a replacement on a balcony in \u003cstrong\u003eCôte-des-Neiges, Montréal\u003c\/strong\u003e, we inspected the existing piping and found a leak. The lines were replaced as part of the project. The length included with this installation allowed the replacement to be completed without an additional charge for this portion of the piping. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eOur takeaway from this project is a simple preparation rule: do not decide to keep the existing lines solely because they are already in place. For a YORK Z Series system, we want their condition and compatibility to be examined before finalizing the price and scope of work.\u003c\/p\u003e\n\u003ch4\u003eIn Laval-des-Rapides: a location considered together with its drainage\u003c\/h4\u003e\n\u003cp\u003eIn a residence in \u003cstrong\u003eLaval-des-Rapides\u003c\/strong\u003e, we installed a wall-mounted unit in an interior stairwell. The project allowed condensate to drain by gravity, without an additional pump. We also adjusted the louvers and checked the airflow. The project report indicates that the occupants were pleased with the comfort and quiet operation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe do not generalize this solution to all homes. Instead, we use this example to show why the location, drainage, and indoor configuration must be considered together.\u003c\/p\u003e\n\u003ch3\u003eAccessible maintenance, with limits to observe\u003c\/h3\u003e\n\u003cp\u003eThe manual recommends cleaning the filters \u003cstrong\u003eevery three months\u003c\/strong\u003e, more frequently when the environment is dusty. We recommend turning off the power before carrying out the work, following the manufacturer’s procedure, and allowing the filters to dry before reinstalling them. Avoid getting electrical components wet or touching the fins. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe also distinguish normal phenomena from situations requiring intervention. In heating mode, steam may appear around the outdoor unit during defrosting. However, a burning smell, repeated circuit-breaker trips, or an indoor water leak warrant turning off the unit and calling a professional. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTo facilitate an \u003cstrong\u003eAirGreen service call\u003c\/strong\u003e, we ask that you keep the model numbers, note the mode used, and photograph any displayed code. This allows us to begin the assessment with precise information rather than just the description “the unit no longer works.”\u003c\/p\u003e\n\u003ch3\u003eThe 10-10-0 warranty, explained before purchase\u003c\/h3\u003e\n\u003cp\u003eOur fact sheet presents a warranty of \u003cstrong\u003e10 years on the compressor, 10 years on parts, and no labor coverage included in this plan\u003c\/strong\u003e. However, the stated duration must be read together with its conditions.\u003c\/p\u003e\n\u003cp\u003eThe warranty document for this generation notably provides extended ten-year coverage for parts and the compressor on certain residential installations, subject to registration by an authorized contractor within \u003cstrong\u003e60 days of installation\u003c\/strong\u003e. The conditions differ, in particular, depending on the application and product generation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe therefore specify in the offer the coverage applicable to the equipment sold, the registration procedures, and the additional protections offered. When a labor warranty is being considered, we also recommend checking how travel and diagnosis are handled rather than relying solely on the number of years advertised.\u003c\/p\u003e\n\u003ch3\u003eThe installed price must reflect the actual work\u003c\/h3\u003e\n\u003cp\u003eWe determine the price of this \u003cstrong\u003eYORK wall-mounted heat pump\u003c\/strong\u003e after defining the project. To prepare a comparable quote, we specify, among other things, the length of the connections, the outdoor support, electrical work, drainage, access requirements, and the possible removal of an old unit.\u003c\/p\u003e\n\u003cp\u003eWe encourage homeowners to compare the content of offers, not just their total. A proposal should make it possible to understand what is included, the planned adaptations, and the selected options. At AirGreen, we provide a final offer before work begins.\u003c\/p\u003e\n\u003cp\u003eFor a request in \u003cstrong\u003eLongueuil\u003c\/strong\u003e, \u003cstrong\u003eBoucherville\u003c\/strong\u003e, elsewhere on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e, or in Greater Montreal, photos of the desired installation locations, the existing unit, and the electrical panel can help prepare for this discussion.\u003c\/p\u003e\n\u003ch3\u003eLogisVert: do not include unconfirmed financial assistance\u003c\/h3\u003e\n\u003cp\u003eOur product sheet indicates “no” for the \u003cstrong\u003eENERGY STAR\u003c\/strong\u003e and \u003cstrong\u003eENERGY STAR for cold climates\u003c\/strong\u003e sections. We therefore do not present this combination as automatically eligible for a subsidy.\u003c\/p\u003e\n\u003cp\u003eHydro-Québec specifies that heat pumps installed \u003cstrong\u003eas of November 26, 2025\u003c\/strong\u003e must be ENERGY STAR certified to qualify for LogisVert financial assistance. We therefore verify the exact combination and applicable criteria before including assistance in the project cost calculation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e28 SEER\u003c\/strong\u003e rating, the claim of heating down to \u003cstrong\u003e−30 °C\u003c\/strong\u003e, and an AHRI reference do not replace this assessment. Our goal is to present an understandable budget without deducting an amount that the homeowner may ultimately not receive.\u003c\/p\u003e\n\u003ch3\u003ePlan your project with AirGreen\u003c\/h3\u003e\n\u003cp\u003eTo choose the \u003cstrong\u003eYORK Z Series 9,000 BTU\u003c\/strong\u003e, we bring together the factors that matter: zone requirements, unit locations, connections, supplemental heating, warranty conditions, and scope of work. We prioritize an explained recommendation and a detailed quote over a choice based solely on the number of BTUs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact AirGreen at 514-316-2973 or at \u003ca class=\"decorated-link cursor-pointer\" rel=\"noopener\"\u003esales@airgreen.ca\u003c\/a\u003e to obtain a quote and have your wall-mounted heat pump project assessed in Montreal, Laval, Longueuil, on the North Shore, or on the South Shore.\u003c\/strong\u003e\u003c\/p\u003e","brand":"York","offers":[{"title":"Default Title","offer_id":56120449040676,"sku":"DHZ09CSB21S","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/00_THERMOPOMPE_MURALE_YORK_SERIE_Z_9000_BTU_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD_RIVE_NORD_6c9ef7e8-852f-47a0-afb2-b557df4700a2.png?v=1789426160"},{"product_id":"thermopompe-murale-york-serie-z-28-seer-12000-btu-montreal-laval-rive-sud","title":"YORK Z Series Wall-Mounted Heat Pump 28 SEER | 12000 BTU | Montreal, Laval, South Shore","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eTargeted comfort for the living room, with an installation adapted to your building\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eFor an open-concept area in \u003cstrong\u003eMontreal\u003c\/strong\u003e, a floor in \u003cstrong\u003eLaval\u003c\/strong\u003e, or a living space on the \u003cstrong\u003eSouth Shore\u003c\/strong\u003e, we look for more than a unit capable of producing cool air. We assess airflow between rooms, noise near occupants, heating needs, and the outdoor unit’s location. These factors determine the suitability of a \u003cstrong\u003e12,000 BTU wall-mounted heat pump\u003c\/strong\u003e far more reliably than an approximate match between floor area and capacity.\u003c\/p\u003e\n\u003cp\u003eAt \u003cstrong\u003eAirGreen\u003c\/strong\u003e, we evaluate the \u003cstrong\u003eYORK Z Series\u003c\/strong\u003e based on its exact combination: the outdoor unit \u003cstrong\u003eDHZ12CSB21S\u003c\/strong\u003e and the indoor unit \u003cstrong\u003eDHZ12NWB21S\u003c\/strong\u003e. This single-zone system combines a variable-speed compressor, Wi-Fi control, and motorized louvers to adapt operation to the needs of the served zone. However, one clarification is necessary from the outset: the efficiency of this combination is not identical to the maximum figure presented in the range’s name. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eZ Series 28 SEER: the 12,000 BTU combination is rated at 23 SEER\u003c\/h3\u003e\n\u003cp\u003eThe name \u003cstrong\u003e“Z Series 28 SEER”\u003c\/strong\u003e refers to a range whose configurations can reach 28 SEER. For the \u003cstrong\u003eDHZ12NWB21S \/ DHZ12CSB21S\u003c\/strong\u003e system, YORK instead indicates an efficiency rating of \u003cstrong\u003e23 SEER\u003c\/strong\u003e. The 9,000 BTU system in this same series is presented as 28 SEER in the manufacturer’s sales catalog. We therefore distinguish the range’s trade name from the specifications of the selected unit. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe technical data sheet for this 12,000 BTU combination also specifies \u003cstrong\u003e12.7 EER\u003c\/strong\u003e and \u003cstrong\u003e10.5 HSPF\u003c\/strong\u003e. These values are published according to the former ratings; we do not present them as SEER2, EER2, or HSPF2 values, which correspond to a different evaluation method. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTo illustrate the value of seasonal efficiency, consider a theoretical comparison between two systems rated under the same SEER protocol. With identical seasonal cooling requirements, going from 16 to 23 SEER corresponds, according to these ratings, to approximately \u003cstrong\u003e30% less electricity for air conditioning\u003c\/strong\u003e: the calculation is 1 − 16 ÷ 23. We use this example to explain the ratings, not to promise a 30% reduction in a residence’s total utility bill. Heating, usage habits, and building characteristics require a separate analysis.\u003c\/p\u003e\n\u003ch3\u003eSpecifications for the YORK DHZ12CSB21S \/ DHZ12NWB21S system\u003c\/h3\u003e\n\u003cp\u003eWe use the following data to identify the system and prepare the technical assessment. The published capacity ranges do not represent guaranteed output at all outdoor temperatures. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\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\"\u003eFeature\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eSystem data\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDHZ12CSB21S\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndoor unit\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDHZ12NWB21S\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAHRI number listed on our sheet\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e8578589\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfiguration\u003c\/td\u003e\n\u003ctd\u003eSingle-zone, wall-mounted indoor unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated cooling capacity\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e12,000 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated heating capacity\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e13,000 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePublished cooling capacity range\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e2,900 to 15,354 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePublished heating capacity range\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e3,071 to 18,766 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnnounced outdoor operating limit for heating\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e−30 °C\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eR-410A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnectivity\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eWi-Fi included\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndoor fan speeds\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e7\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePublished indoor airflow\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e265 to 471 ft³\/min\u003c\/strong\u003e, depending on speed\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 references are also useful during \u003cstrong\u003eHVAC maintenance\u003c\/strong\u003e, when looking for parts, or when checking the warranty. We recommend keeping the model and serial numbers of both units with the installation invoice.\u003c\/p\u003e\n\u003ch3\u003eAdjustable airflow to find the right balance between distribution and quiet operation\u003c\/h3\u003e\n\u003cp\u003eOur product sheet indicates indoor sound pressure ranging from \u003cstrong\u003e23 to 42 dB(A)\u003c\/strong\u003e, depending on operating conditions and fan speed. We therefore do not present 23 dB(A) as the unit’s constant noise level. This minimum corresponds to quiet operation, while a higher airflow rate is accompanied by a more noticeable sound level.\u003c\/p\u003e\n\u003cp\u003eFor a home-office workstation near the unit, we will look for a setting that avoids directing the airflow toward the occupant. For a longer open area, we will instead assess the air reach and louver orientation. The \u003cstrong\u003evertical and horizontal\u003c\/strong\u003e automatic controls allow this distribution to be adjusted without changing the unit’s location.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eincluded Wi-Fi\u003c\/strong\u003e connectivity adds a control option, but we always distinguish between the presence of the module and its setup. During the handover, we verify the app compatible with the supplied module and the conditions for connecting to the home network.\u003c\/p\u003e\n\u003ch3\u003eHeating down to −30 °C: an operating limit, not a constant capacity\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e−30 °C\u003c\/strong\u003e designation refers to the minimum outdoor operating temperature for heating announced by YORK. It does not mean that the unit automatically maintains its rated capacity of 13,000 BTU\/h at that temperature. The summary sheet does not provide detailed capacities and performance coefficients at −8 °C, −15 °C, or −30 °C. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTo size the heating system, we must bring together two pieces of information: the building’s heating needs in cold weather and the heat the unit can actually provide under those conditions. A stated minimum temperature does not replace this comparison.\u003c\/p\u003e\n\u003cp\u003eWe also assess the role of the existing heating system. In a home equipped with electric baseboards, our analysis must specify which rooms are served by the heat pump and which remain dependent on their local heating. We avoid recommending the removal of supplemental heating based solely on the “−30°C” rating.\u003c\/p\u003e\n\u003ch3\u003eA single wall-mounted unit does not create multiple independent zones\u003c\/h3\u003e\n\u003cp\u003eWe pay particular attention to the interior layout before recommending a \u003cstrong\u003e12,000 BTU YORK wall-mounted heat pump\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eConsider a planning scenario: a living room and dining room are largely connected, while two bedrooms open onto a corridor. We can consider a wall-mounted unit for the open space, but we would not promise identical temperatures in the bedrooms when their doors are closed. The issue to address would then be air distribution, not necessarily a lack of BTUs.\u003c\/p\u003e\n\u003cp\u003eOur assessment includes insulation, windows, solar exposure, ceilings, and other heat sources. We already apply this approach in our documented residential projects in Montreal, where capacity and airflow are assessed together. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003eA YORK installation designed for the building, budget, and maintenance\u003c\/h2\u003e\n\u003ch3\u003eCheck the dimensions in the correct order\u003c\/h3\u003e\n\u003cp\u003eTo prepare the location, we use the order \u003cstrong\u003ewidth × depth × height\u003c\/strong\u003e. YORK diagrams indicate the following approximate dimensions:\u003c\/p\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\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\"\u003eUnit\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eApproximate dimensions — W × D × H\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndoor unit\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e37.8 × 8.0 × 12.6 in.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e35.4 × 14.9 × 23.5 in.\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\u003eThe order of the dimensions deserves particular attention: the indoor unit is approximately 8 inches deep, not 13 inches. The cabinet dimensions do not include all the clearances required for installation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe therefore check the available space above and on the sides, the panel opening required for maintenance, and the routing of the lines. We avoid selecting a location simply because the unit appears to fit between two décor elements. Final clearances must comply with the model’s installation instructions. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003ePlan the piping before definitively choosing the location\u003c\/h3\u003e\n\u003cp\u003eThis combination uses a \u003cstrong\u003e1\/4 in.\u003c\/strong\u003e liquid line and a \u003cstrong\u003e1\/2 in.\u003c\/strong\u003e gas line. YORK publishes a maximum total piping length of \u003cstrong\u003e20 metres\u003c\/strong\u003e and a maximum height difference of \u003cstrong\u003e10 metres\u003c\/strong\u003e. These limits are used to verify route feasibility; they do not describe the lengths included in a quotation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe examine the complete route rather than just the straight-line distance. An upper-floor installation may require an exterior drop, changes in direction, and routing around a balcony. For a replacement, we inspect the existing lines before proposing to reuse them.\u003c\/p\u003e\n\u003cp\u003eWe also plan the condensate drainage. The manual specifies routing that prevents the drain hose from rising. When the configuration does not allow for proper gravity drainage, we must consider another solution rather than concealing a problematic route behind a finish. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eUnderstanding the electrical requirements: 13 A and 20 A do not mean the same thing\u003c\/h3\u003e\n\u003cp\u003eThe nominal voltage published by YORK is \u003cstrong\u003e208\/230 V, single-phase, 60 Hz\u003c\/strong\u003e. The other two important values are the \u003cstrong\u003eminimum circuit ampacity of 13 A\u003c\/strong\u003e, or MCA, and the \u003cstrong\u003emaximum overcurrent protection of 20 A\u003c\/strong\u003e, or MOP\/MOCP. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe use the former for circuit sizing and the latter to comply with the protection limit specified by the manufacturer. They do not represent a measurement of the heat pump's continuous power consumption.\u003c\/p\u003e\n\u003cp\u003eWe have the wiring, power circuit, and protective devices verified according to the nameplate and the requirements applicable to the job site. The presence of an available circuit in the panel alone is not enough to confirm that it is suitable for this unit. The YORK manual expressly requires compliance with local electrical requirements. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eAn AirGreen project in Westmount illustrating the importance of proper support\u003c\/h3\u003e\n\u003cp\u003eIn an AirGreen project documented in \u003cstrong\u003eWestmount\u003c\/strong\u003e, we installed a \u003cstrong\u003eHitachi airHome 400\u003c\/strong\u003e on a wooden balcony. The project required a guardrail-independent metal support, a compact routing path for the lines, and particular attention to vegetation, occupant access, and service access. It involved a different unit, but the building constraints were decisive. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFrom this type of project, we draw a practical design rule: the outdoor unit must be assessed in relation to its immediate surroundings. A chair, planter, or railing can change the space actually available after the work is complete.\u003c\/p\u003e\n\u003cp\u003eFor a \u003cstrong\u003eYORK Z Series\u003c\/strong\u003e project, we revisit this analysis using the model's specific dimensions and requirements. We look for a location that also allows for future maintenance, rather than an installation designed solely to be compact on the day of delivery.\u003c\/p\u003e\n\u003ch3\u003eCommissioning is not limited to confirming that air is coming out\u003c\/h3\u003e\n\u003cp\u003eThe Z Series manual specifically calls for leak checks, evacuation, and testing after installation. We incorporate these checks into the commissioning preparation, along with verifying drainage and connections. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe then provide occupants with guidance tailored to their needs: mode selection, fan-speed adjustment, louver direction, and filter access. Our goal is for them to understand daily operation, not merely receive the remote control.\u003c\/p\u003e\n\u003cp\u003eWe also recommend keeping a clear photograph of the nameplates. This precaution simplifies system identification when requesting service.\u003c\/p\u003e\n\u003ch3\u003eA quoted price that specifies the work and warranties\u003c\/h3\u003e\n\u003cp\u003eThe price of this \u003cstrong\u003eYORK wall-mounted heat pump\u003c\/strong\u003e is available upon request. We prepare the estimate based on the two units, the refrigerant line route, electrical work, outdoor support, drainage, and access conditions. A replacement with a straightforward route should not be compared without distinction to a high-level installation requiring new pathways.\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, we provide a \u003cstrong\u003efree on-site estimate\u003c\/strong\u003e and a final quote before the work begins. This approach clarifies what is included rather than leaving accessories and modifications uncertain. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eOur documentation presents a \u003cstrong\u003e10-10-0-year\u003c\/strong\u003e warranty: ten years for the compressor, ten years for parts, and no labor coverage included in this indication. Additional protection may be available. We specify the applicable conditions, any registration requirements, and the selected labor coverage in the offer.\u003c\/p\u003e\n\u003ch3\u003eLogisVert: do not include unconfirmed financial assistance in the budget\u003c\/h3\u003e\n\u003cp\u003eOur product sheet identifies this system as \u003cstrong\u003enot ENERGY STAR® certified\u003c\/strong\u003e and not ENERGY STAR® certified for cold climates. We therefore do not present a subsidy as guaranteed for this model.\u003c\/p\u003e\n\u003cp\u003eHydro-Québec requires \u003cstrong\u003eENERGY STAR®\u003c\/strong\u003e certification for heat pumps installed on or after \u003cstrong\u003eNovember 26, 2025\u003c\/strong\u003e to be eligible for financial assistance under \u003cstrong\u003eLogisVert\u003c\/strong\u003e. An attractive SEER rating or an AHRI number does not replace this requirement. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eBefore calculating a post-rebate cost, we verify the combination and installation date in the official tool, particularly using \u003cstrong\u003eAHRI 8578589\u003c\/strong\u003e. When financial assistance is a priority, we compare the project cost with that of a solution whose eligibility has been confirmed. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eMaintaining the system and providing the right information when there is a problem\u003c\/h3\u003e\n\u003cp\u003eWe recommend ensuring easy access to the filters and following the maintenance instructions for the unit. The manual specifically reminds users not to operate the unit without its filters and to leave work on electrical components to qualified personnel. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTo prepare a \u003cstrong\u003eservice call\u003c\/strong\u003e, we ask for useful information: the selected mode, the set temperature, the room concerned, and a photograph of the displayed code, if there is one. A description such as “air is circulating, but the room is not cooling” helps guide the assessment better than simply mentioning a breakdown.\u003c\/p\u003e\n\u003cp\u003eWe also recommend keeping the outdoor area clear and accessible. In our Westmount project, the proximity of vegetation and furniture clearly illustrated why using the balcony had to remain compatible with the equipment's needs after installation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eLet's talk about your YORK project in Greater Montreal\u003c\/h3\u003e\n\u003cp\u003eAt \u003cstrong\u003eAirGreen\u003c\/strong\u003e, we help you assess the model, its capacity, the work required, and the actual budget. For a \u003cstrong\u003ewall-mounted heat pump installation in Montreal, Laval, Longueuil, the North Shore, or the South Shore\u003c\/strong\u003e, contact us at \u003cstrong\u003e514-316-2973\u003c\/strong\u003e or write to \u003cstrong\u003e\u003ca class=\"decorated-link cursor-pointer\" rel=\"noopener\"\u003esales@airgreen.ca\u003c\/a\u003e\u003c\/strong\u003e. We will prepare a quote with you specifying the equipment, inclusions, and applicable warranties.\u003c\/p\u003e","brand":"York","offers":[{"title":"Default Title","offer_id":56120449106212,"sku":"DHZ12CSB21S","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/00_THERMOPOMPE_MURALE_YORK_SERIE_Z_12000_BTU_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD_RIVE_NORD_0a44cb88-6a77-467b-bb90-4b6b374af6e0.png?v=1789426160"},{"product_id":"thermopompe-murale-york-serie-z-28-seer-18000-btu-montreal-laval-rive-sud","title":"YORK Z Series Wall-Mounted Heat Pump 28 SEER | 18000 BTU | Montreal, Laval, South Shore","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eAn 18,000 BTU heat pump to choose based on the room, the desired heating, and installation conditions\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eFor a living area in \u003cstrong\u003eMontreal\u003c\/strong\u003e, a ground floor in \u003cstrong\u003eLaval\u003c\/strong\u003e, or a residential space in \u003cstrong\u003eLongueuil\u003c\/strong\u003e, we evaluate a wall-mounted heat pump based on three elements: the building's heating requirements, air circulation, and installation possibilities. At \u003cstrong\u003eAirGreen\u003c\/strong\u003e, we incorporate these elements into our recommendation rather than automatically associating a capacity with a square footage. Our evaluation takes into account insulation, windows, room volume, and layout. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e18,000 BTU YORK Z Series\u003c\/strong\u003e also deserves a close look at its specifications: the series name does not necessarily correspond to the efficiency of every capacity.\u003c\/p\u003e\n\u003ch3\u003e“28 SEER” Z Series: 21 SEER efficiency for this combination\u003c\/h3\u003e\n\u003cp\u003eThe YORK Z Series is presented with efficiency of up to \u003cstrong\u003e28 SEER\u003c\/strong\u003e. However, for the combination consisting of the \u003cstrong\u003eDHZ18NWB21S\u003c\/strong\u003e indoor unit and the \u003cstrong\u003eDHZ18CSB21S\u003c\/strong\u003e outdoor unit, the manufacturer's technical sheet indicates \u003cstrong\u003e21 SEER\u003c\/strong\u003e, \u003cstrong\u003e12.5 EER\u003c\/strong\u003e, and \u003cstrong\u003e10.5 HSPF\u003c\/strong\u003e. We use these values specific to the 18,000 BTU model for comparisons. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThese ratings are published under the designations \u003cstrong\u003eSEER, EER, and HSPF\u003c\/strong\u003e, not SEER2, EER2, or HSPF2. We therefore retain their original designations: simply changing “SEER” to “SEER2” would present the documented data inaccurately. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eThe specifications of the YORK DHZ18CSB21S\u003c\/h3\u003e\n\u003cp\u003eThe AHRI reference listed in our product sheet is \u003cstrong\u003e8578593\u003c\/strong\u003e. The system combines a wall-mounted indoor unit with an outdoor unit, without a distribution duct network.\u003c\/p\u003e\n\u003cdiv class=\"group TyagGW_tableContainer\"\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\"\u003eFeature\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eModel data\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndoor unit\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDHZ18NWB21S\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor unit\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDHZ18CSB21S\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal cooling capacity\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e18,000 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal heating capacity\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e19,000 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eR-410A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e208\/230 V, single-phase, 60 Hz\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum circuit ampacity — MCA\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e19 A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum overcurrent protection — MOP\/MOCP\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e30 A\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant connections, liquid and gas\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e1\/4 in. and 5\/8 in.\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndoor airflow\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e324 to 530 CFM\u003c\/strong\u003e, depending on speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndoor sound pressure\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e26 to 48 dB(A)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutdoor sound pressure\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e59 dB(A)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWi-Fi control\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded\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\u003eThis data helps prepare the system sizing, connections, and placement. Nominal capacities correspond to the manufacturer's test conditions and not to identical output at all outdoor temperatures. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eHeating down to −30 °C: distinguishing operation from available capacity\u003c\/h3\u003e\n\u003cp\u003eThe YORK specifications indicate a heating operating range down to \u003cstrong\u003e−30 °C\u003c\/strong\u003e. This limit does not mean that the unit provides its rated capacity throughout the winter. To assess its contribution to heating, we must distinguish between the minimum operating temperature, the heat actually produced, and the building’s needs at that temperature. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe therefore do not present this heat pump as an automatic replacement for all existing heating equipment. Our recommendation must specify the rooms served, the conditions under which supplemental heat remains necessary, and the low-temperature heating data available for the selected pairing.\u003c\/p\u003e\n\u003cp\u003eFor a homeowner, the useful question to ask in a quote is concrete: \u003cstrong\u003ewhat portion of the heating needs can this installation cover in the intended spaces?\u003c\/strong\u003e This analysis is more informative than a displayed minimum temperature alone.\u003c\/p\u003e\n\u003ch3\u003eSeven speeds and adjustable louvers to adapt air distribution\u003c\/h3\u003e\n\u003cp\u003eWe have \u003cstrong\u003eseven fan speeds\u003c\/strong\u003e and adjustable air direction along both the vertical and horizontal axes. The remote control offers several modes, including heating, cooling, ventilation, and dehumidification. These controls make it possible to adapt operation to room occupancy. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eOur main goal is to avoid an uncomfortable setting: airflow directed continuously toward a seated occupant, for example, may be unsuitable even when the displayed temperature is appropriate. During commissioning, we prioritize a demonstration in the actual room: occupant locations, louver direction, and ventilation settings.\u003c\/p\u003e\n\u003ch3\u003eFloor area alone is not enough to confirm the right model\u003c\/h3\u003e\n\u003cp\u003eOur assessment of an \u003cstrong\u003e18,000 BTU wall-mounted heat pump\u003c\/strong\u003e takes ceiling height, window area, insulation, and passageways between rooms into account. Two homes of the same size may have different needs; air distribution matters just as much as the advertised capacity. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eLet’s take an \u003cstrong\u003eillustrative scenario in Laval\u003c\/strong\u003e: a homeowner wants to treat the living room, dining room, and two bedrooms located at the end of a corridor. We would not consider these spaces to be a single open room. Before selecting this YORK, we would examine the openings, possible unit placement, and expectations for the bedrooms when their doors are closed.\u003c\/p\u003e\n\u003cp\u003eOur recommendation might then apply only to the main area, with a precise explanation of the expected limitations. We prefer to define a realistic scope in the quote rather than imply that a wall-mounted unit will automatically provide uniform temperatures in every room.\u003c\/p\u003e\n\u003ch2\u003eInstallation and maintenance of the YORK Z Series with AirGreen in Greater Montreal\u003c\/h2\u003e\n\u003ch3\u003ePlan for the actual footprint and access to the unit\u003c\/h3\u003e\n\u003cp\u003eTo prepare for integration, we are using the following approximate dimensions, presented in the order \u003cstrong\u003ewidth × depth × height\u003c\/strong\u003e: \u003cstrong\u003e38 × 8 × 13 in\u003c\/strong\u003e for the indoor unit and \u003cstrong\u003e39 × 17 × 31 in\u003c\/strong\u003e for the outdoor unit. This order is important: depth must not be confused with height. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWe then add the required clearances for airflow, connection, and maintenance. A visually discreet location is not necessarily suitable if it makes it difficult to open the panel or access the components. The installation manual also provides for selecting locations based on the surroundings and the impact on neighbours. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor your project, we propose confirming the indoor and outdoor locations before the work begins, along with the line routing and planned finishes.\u003c\/p\u003e\n\u003ch3\u003eDistinguish electrical requirements from consumption\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e19 A MCA\u003c\/strong\u003e and \u003cstrong\u003e30 A MOP\u003c\/strong\u003e ratings do not represent constant power consumption. They are used to define the circuit design and its protection. We have the conductors, disconnecting device, and connection confirmed based on the nameplate, applicable documentation, and actual site conditions. The manufacturer requires properly sized power supply and wiring. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis prevents us from reducing the assessment to whether there is clear space in the panel. In the quote, we would like the necessary electrical work to be identified before installation.\u003c\/p\u003e\n\u003ch3\u003eTake care with the refrigerant lines, drainage, and testing\u003c\/h3\u003e\n\u003cp\u003eThis YORK uses \u003cstrong\u003e1\/4 in and 5\/8 in\u003c\/strong\u003e connections and \u003cstrong\u003eR-410A\u003c\/strong\u003e. When replacing a system, we do not assume that the existing lines are suitable simply because they are already in place. Their compliance must be part of the connection assessment. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eDrainage also deserves separate attention: the manual specifies a route that allows condensate to drain without improper upward routing of the pipe. It also specifies vacuuming, leak detection, and checks after installation. These operations are part of commissioning, beyond simply starting the appliance. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eFor your \u003cstrong\u003eHVAC installation\u003c\/strong\u003e, we suggest having the proposal specify the routing of the lines, the drainage solution, the supports, and the finishing work. This description makes quotes easier to compare.\u003c\/p\u003e\n\u003ch3\u003eTwo AirGreen projects that illustrate the importance of location\u003c\/h3\u003e\n\u003cp\u003eIn \u003cstrong\u003eVille Mont-Royal\u003c\/strong\u003e, our published project concerns an \u003cstrong\u003e18,000 BTU SHARP ZU1\u003c\/strong\u003e, not this YORK. The indoor installation had to accommodate a low ceiling and a constraining architectural angle. We adapted the positioning while respecting the clearances, then installed the outdoor unit on an anti-vibration base. This project illustrates the importance of validating the available space before permanently determining the location. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eIn \u003cstrong\u003eBoucherville\u003c\/strong\u003e, another documented installation of an \u003cstrong\u003e18,000 BTU SHARP ZU1\u003c\/strong\u003e presented a different challenge: the unit had to be installed on a wall that already contained an intercom and switches. We integrated the appliance without disrupting this equipment. The desired result was therefore not limited to heating and cooling; we also had to preserve the wall’s everyday use. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThese examples involve other appliances, but they show the types of constraints we want to address when preparing a YORK project: access, clearances, existing equipment, and integration into the room.\u003c\/p\u003e\n\u003ch3\u003eMaintaining the filters and recognizing signs that require service\u003c\/h3\u003e\n\u003cp\u003eWe recommend keeping the filters clean and following the appliance’s maintenance instructions. The service manual notes that dust buildup and airflow problems can contribute to malfunctions. A decrease in comfort therefore warrants checking the settings and the condition of the unit before concluding that there is insufficient capacity. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eTo prepare for an \u003cstrong\u003eAirGreen service call\u003c\/strong\u003e, we suggest noting the mode used, the requested temperature, the observed behavior, and any displayed code. A photo of the display and rating plates can also help identify the equipment involved precisely.\u003c\/p\u003e\n\u003cp\u003eWe reserve work on the refrigeration circuit and electrical components for qualified personnel. The manual specifically notes the presence of components that may retain a dangerous voltage after the power has been disconnected. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e10-10-0 warranty: understanding the coverage shown\u003c\/h3\u003e\n\u003cp\u003eOur information sheet lists a \u003cstrong\u003e10-10-0\u003c\/strong\u003e warranty, meaning \u003cstrong\u003e10 years for the compressor, 10 years for parts, and no years of labor included under this designation\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe YORK catalog for this generation distinguishes a basic warranty from enhanced ten-year residential coverage after registration. It also presents labor protection that can be purchased separately. We therefore specify in the offer the conditions applicable to the system sold, the registration requirements, and any additional protection selected. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eBefore comparing two offers, we recommend requesting a written response regarding parts, labor, and travel expenses. A warranty duration, without its scope, does not reveal all possible costs.\u003c\/p\u003e\n\u003ch3\u003eInstalled price and LogisVert: establish the budget without assuming a rebate\u003c\/h3\u003e\n\u003cp\u003eTo compare installation costs, we suggest separating the equipment from site-specific factors: route length, supports, high-access work, electrical connection, drainage, and finishing. A detailed offer makes it clear what is included and what depends on the selected configuration.\u003c\/p\u003e\n\u003cp\u003eRegarding \u003cstrong\u003eLogisVert\u003c\/strong\u003e, Hydro-Québec requires \u003cstrong\u003eENERGY STAR®\u003c\/strong\u003e certification for heat pumps installed on or after \u003cstrong\u003eNovember 26, 2025\u003c\/strong\u003e. Eligibility must be verified for the complete system and according to the program conditions applicable to the installation. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eOur information sheet indicates \u003cstrong\u003eENERGY STAR®: no\u003c\/strong\u003e for this YORK. Based on this, we therefore do not anticipate a LogisVert rebate in its budget. \u003cstrong\u003eOperation advertised down to −30 °C does not, on its own, constitute proof of eligibility.\u003c\/strong\u003e We do not deduct any financial assistance without documentary validation of the model and its certification. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eRequest an AirGreen quote for your YORK project\u003c\/h3\u003e\n\u003cp\u003eFor your project in \u003cstrong\u003eMontréal\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, we invite you to have the service area, included work, warranty coverage, and heating expectations specified. Our process includes an initial consultation and a personalized quote. \u003cspan class=\"contents\"\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact AirGreen at 514-316-2973 or at \u003ca class=\"decorated-link cursor-pointer\" rel=\"noopener\"\u003esales@airgreen.ca\u003c\/a\u003e to obtain a quote, check the availability of the 18,000 BTU YORK Z Series, and prepare an installation suited to your property.\u003c\/strong\u003e\u003c\/p\u003e","brand":"York","offers":[{"title":"Default Title","offer_id":56120449204516,"sku":"DHZ18CSB21S","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/00_THERMOPOMPE_MURALE_YORK_SERIE_Z_18000_BTU_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD_RIVE_NORD_16ad1199-c92f-4f73-b1e8-1917eb5a65f6.png?v=1789426162"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/collections\/THERMOPOMPE_MURALE_YORK_SERIE_Z_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD_RIVE_NORD.png?v=1790023941","url":"https:\/\/airgreen.ca\/en\/collections\/thermopompe-murale-york-serie-z-montreal-laval-rive-sud.oembed","provider":"AirGreen Climatisation \u0026 Chauffage \/ Air Conditioning \u0026 Heating","version":"1.0","type":"link"}