{"product_id":"mini-split-senville-leto-18000-btu-montreal-laval-rive-sud","title":"SENVILLE LETO Mini-Split | 18000 BTU | Montréal, Laval, South Shore","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eAn 18,000 BTU mini split designed for summer comfort, supplemental heating, and medium- to large-sized spaces\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eSENVILLE LETO 18,000 BTU\u003c\/strong\u003e occupies an interesting position in the ductless wall-mounted heat pump category. With a nominal capacity of \u003cstrong\u003e18,000 BTU in cooling mode\u003c\/strong\u003e, inverter technology, WiFi, relatively quiet operation, and \u003cstrong\u003eR-454B\u003c\/strong\u003e refrigerant, it is aimed at homeowners who want a simple solution for efficiently cooling a large space while also obtaining usable heating capacity down to \u003cstrong\u003e-15 °C\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, we often encounter this type of need in \u003cstrong\u003eMontreal, Laval, Longueuil, and the South Shore\u003c\/strong\u003e: an open-plan ground floor becomes difficult to cool in July, a large basement remains uncomfortable, or a living area on the second floor accumulates a great deal of heat in the afternoon. In this kind of situation, a 9,000 or 12,000 BTU unit may be too limited, whereas a properly sized 18,000 BTU unit offers more capacity without necessarily requiring a very large unit.\u003c\/p\u003e\n\u003cp\u003eThe model presented here combines the \u003cstrong\u003eSENL\/18CD\/OY\u003c\/strong\u003e outdoor unit with the \u003cstrong\u003eSENL\/18CD\/IY\u003c\/strong\u003e indoor unit. The AirGreen specification sheet lists \u003cstrong\u003eAHRI 207613967\u003c\/strong\u003e and a 220 V power supply.\u003c\/p\u003e\n\u003cp\u003eSenville’s official documentation classifies the SENL-18CD as an \u003cstrong\u003e18,000 BTU mini split heat pump\u003c\/strong\u003e designed for residential or commercial heating and cooling. The manufacturer indicates that it is ideally suited to spaces of approximately \u003cstrong\u003e700 to 1,000 sq. ft.\u003c\/strong\u003e, with heating operation down to \u003cstrong\u003e-15 °C\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e18,000 BTU does not mean continuous operation at full capacity\u003c\/h3\u003e\n\u003cp\u003eAn essential feature of this SENVILLE LETO is its modulation capacity.\u003c\/p\u003e\n\u003cp\u003eAccording to the official technical table, the unit offers:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e18,000 BTU\/h of nominal cooling capacity\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003ecooling modulation of approximately \u003cstrong\u003e4,100 to 19,000 BTU\/h\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e18,800 BTU\/h of nominal heating capacity\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eheating modulation of approximately \u003cstrong\u003e6,200 to 20,200 BTU\/h\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePower consumption also varies according to demand: approximately \u003cstrong\u003e365 to 1,720 W in cooling mode\u003c\/strong\u003e and \u003cstrong\u003e380 to 1,850 W in heating mode\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis modulation is one of the major advantages of \u003cstrong\u003eDC Inverter\u003c\/strong\u003e technology.\u003c\/p\u003e\n\u003cp\u003eAs the room temperature approaches the setpoint, the compressor does not need to run continuously at maximum capacity. It can slow down to maintain comfort more precisely. Senville also indicates that its inverter technology can reduce energy consumption by up to 48% under certain conditions compared with the benchmarks used by the manufacturer. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eHowever, we prefer to consider this percentage an estimate that depends heavily on the building, the system being replaced, and usage habits. To compare units objectively, SEER2, EER2, and HSPF2 ratings remain much more useful.\u003c\/p\u003e\n\u003ch3\u003eSEER2 of 19.2: efficient air conditioning without targeting the cold-climate category\u003c\/h3\u003e\n\u003cp\u003eThe official table lists the following performance figures:\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\"\u003eSENVILLE LETO SENL-18CD\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated 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\u003eRated heating capacity\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e18,800 BTU\/h\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSEER2\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e19,2\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEER2\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e10,8\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHSPF2-4\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e9,6\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHSPF2-5\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e7,5\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated COP\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e3,06\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdvertised minimum heating temperature\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e-15 °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-454B\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eThese values come from the technical table in the official Senville brochure. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAn \u003cstrong\u003eSEER2 of 19.2\u003c\/strong\u003e places this unit in an interesting category for homeowners who primarily want good air-conditioning performance and supplementary heating.\u003c\/p\u003e\n\u003cp\u003eHere, an important distinction must be made from certain Senville AURA models intended for cold climates. The AirGreen product page clearly indicates that this 18,000 BTU LETO is \u003cstrong\u003eneither ENERGY STAR nor ENERGY STAR Cold Climate\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis does not mean that the unit does not heat. It does heat, but its design and winter operating range are different.\u003c\/p\u003e\n\u003ch3\u003eDown to -15 °C: what this really means in Quebec\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen product page indicates a heating capacity down to \u003cstrong\u003e-15 °C\u003c\/strong\u003e, which is also confirmed by the Senville brochure. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe data displayed on the AirGreen product page indicate approximately:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e11,500 BTU\/h at -8 °C\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e10,100 BTU\/h at -15 °C\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis is an important point.\u003c\/p\u003e\n\u003cp\u003eA heat pump may be able to operate at -15 °C without maintaining its full rated heating capacity. As the outdoor temperature drops, the building's heat loss increases, while the capacity of some heat pumps decreases.\u003c\/p\u003e\n\u003cp\u003eFor this reason, we generally consider the SENVILLE LETO 18,000 BTU to be a particularly interesting solution for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ethe \u003cstrong\u003eprimary air conditioning\u003c\/strong\u003e of a large area;\u003c\/li\u003e\n\u003cli\u003eheating during the fall and spring;\u003c\/li\u003e\n\u003cli\u003eheating during mild winter days;\u003c\/li\u003e\n\u003cli\u003ereducing the use of electric baseboard heaters when conditions permit;\u003c\/li\u003e\n\u003cli\u003esupplementary heating in a property equipped with another heat source.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIn a climate like \u003cstrong\u003eMontréal or Laval\u003c\/strong\u003e, we would not automatically select this model as the sole source of heating for an entire property.\u003c\/p\u003e\n\u003ch3\u003e700 to 1,000 sq. ft.: a useful indication, but not a sizing rule\u003c\/h3\u003e\n\u003cp\u003eSenville recommends this model for approximately \u003cstrong\u003e700 to 1,000 sq. ft.\u003c\/strong\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis information is useful for establishing a preliminary estimate, but it does not replace a building analysis.\u003c\/p\u003e\n\u003cp\u003eTwo 900 sq. ft. spaces can require very different capacities.\u003c\/p\u003e\n\u003cp\u003eA newer 900 sq. ft. basement in \u003cstrong\u003eBoucherville\u003c\/strong\u003e with few windows may require much less cooling than an upper floor of the same size in Montreal with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003elarge southwest-facing windows;\u003c\/li\u003e\n\u003cli\u003ea roof directly exposed to sunlight;\u003c\/li\u003e\n\u003cli\u003eolder insulation;\u003c\/li\u003e\n\u003cli\u003ehigh ceilings;\u003c\/li\u003e\n\u003cli\u003eseveral occupants;\u003c\/li\u003e\n\u003cli\u003ecooking appliances or electronic devices that generate heat.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe also encounter another common situation: the owner wants to cool 900 sq. ft., but this area is divided among three bedrooms, a hallway, and a living room.\u003c\/p\u003e\n\u003cp\u003eThe BTU calculation may be correct even though the air distribution is not.\u003c\/p\u003e\n\u003cp\u003eA wall-mounted indoor unit installed in the living room cannot effectively push cold air through several closed doors. In this case, increasing the capacity is not necessarily the right solution.\u003c\/p\u003e\n\u003ch3\u003eAn airflow rate suited to large rooms\u003c\/h3\u003e\n\u003cp\u003eThe documentation specifies four indoor airflow levels:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e429.7 CFM in Turbo mode\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e388.5 CFM at high speed\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e259 CFM at medium speed\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e217.8 CFM at low speed\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe sound level ranges from approximately \u003cstrong\u003e24 dB(A)\u003c\/strong\u003e at low speed to \u003cstrong\u003e50.5 dB(A)\u003c\/strong\u003e in Turbo mode. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe minimum level of 24 dB(A) is particularly appealing at night or when the heat load is low.\u003c\/p\u003e\n\u003cp\u003eHowever, an 18,000 BTU unit must be able to move enough air when a room accumulates a great deal of heat. Turbo mode and the higher fan speeds may therefore be noticeably louder.\u003c\/p\u003e\n\u003cp\u003eThe AirGreen product sheet also indicates that the \u003cstrong\u003evertical and horizontal louvers are controlled automatically\u003c\/strong\u003e. This helps distribute the airflow throughout a large open area and prevents all the air conditioning from being concentrated along a single axis.\u003c\/p\u003e\n\u003ch3\u003eWiFi and Alexa included: useful for scheduling the unit according to your schedule\u003c\/h3\u003e\n\u003cp\u003eThe SENVILLE LETO is WiFi- and Alexa-compatible.\u003c\/p\u003e\n\u003cp\u003eThe brochure specifies that the user can, among other things:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eturn the unit on or off;\u003c\/li\u003e\n\u003cli\u003eadjust the temperature;\u003c\/li\u003e\n\u003cli\u003eschedule times;\u003c\/li\u003e\n\u003cli\u003econtrol the system remotely through the compatible app.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThis feature can be particularly useful in an office, a residence, a cottage, or a property with varying occupancy schedules.\u003c\/p\u003e\n\u003cp\u003eRather than keeping the system constantly at a fixed temperature, the homeowner can adjust operating periods to the times when the home is actually occupied.\u003c\/p\u003e\n\u003ch3\u003eDehumidification function: up to 2.5 litres per hour\u003c\/h3\u003e\n\u003cp\u003eThe brochure indicates a moisture-removal capacity of \u003cstrong\u003e2.5 L\/h\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis is particularly relevant during humid days in July and August in the Greater Montreal Area.\u003c\/p\u003e\n\u003cp\u003eA heat pump does more than reduce the temperature. When operating in cooling mode, it also condenses some of the moisture contained in the air.\u003c\/p\u003e\n\u003cp\u003eThis significantly improves the feeling of comfort.\u003c\/p\u003e\n\u003cp\u003eA room at 23°C with high humidity can feel much more uncomfortable than a room at the same temperature with better-controlled humidity.\u003c\/p\u003e\n\u003cp\u003eThe dehumidification mode can therefore be useful when it is humid without necessarily being extremely hot.\u003c\/p\u003e\n\u003ch3\u003eUnit dimensions: what to plan for on the wall and outdoors\u003c\/h3\u003e\n\u003cp\u003eThe indoor unit measures approximately:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e37.99 in × 8.46 in × 12.56 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eand weighs approximately \u003cstrong\u003e24.47 lb\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe outdoor unit measures:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e31.69 in × 12.99 in × 21.81 in\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ewith an approximate weight of \u003cstrong\u003e72.31 lb\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe stated outdoor sound level is \u003cstrong\u003e56 dB(A)\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eBefore a \u003cstrong\u003ewall-mounted heat pump installation in Montreal, Laval, or the South Shore\u003c\/strong\u003e, we must therefore plan for sufficient space around both units.\u003c\/p\u003e\n\u003cp\u003eThe indoor location must allow for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eadequate clearance for the airflow;\u003c\/li\u003e\n\u003cli\u003eaccess to the filters;\u003c\/li\u003e\n\u003cli\u003ethe opening of the front panel;\u003c\/li\u003e\n\u003cli\u003ea logical route for the piping and drain;\u003c\/li\u003e\n\u003cli\u003ea position that does not blow directly onto occupants.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eOutdoors, we must plan for service access, snow accumulation, and water drainage.\u003c\/p\u003e\n\u003ch2\u003eThe technical points AirGreen checks before installing the SENVILLE LETO 18,000 BTU\u003c\/h2\u003e\n\u003ch3\u003e1\/4 in – 1\/2 in piping and 25-foot precharge\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen specifications indicate \u003cstrong\u003e1\/4 in – 1\/2 in\u003c\/strong\u003e refrigerant piping.\u003c\/p\u003e\n\u003cp\u003eThe brochure specifies that the system is precharged with \u003cstrong\u003eR-454B for a length of up to 25 feet\u003c\/strong\u003e. A 50-foot set requires refrigerant to be added on-site by the installer. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis information directly affects installation preparation.\u003c\/p\u003e\n\u003cp\u003eThe refrigerant line route must be planned before drilling through the wall. A shorter, more direct installation is generally preferable when possible, but the priority remains finding an indoor location that distributes air properly and an outdoor location that is compliant and accessible.\u003c\/p\u003e\n\u003ch3\u003eWhy R-454B changes installation methods\u003c\/h3\u003e\n\u003cp\u003eThe SENVILLE LETO uses \u003cstrong\u003eR-454B\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis refrigerant belongs to the A2L category, with characteristics different from those of R-410A, which was used for many years in residential heat pumps.\u003c\/p\u003e\n\u003cp\u003eFor the owner, this primarily means that the installation must not be improvised. Handling procedures, tools used, leak testing, and commissioning must be adapted to the refrigerant.\u003c\/p\u003e\n\u003cp\u003eThe quality of a \u003cstrong\u003eprofessional HVAC installation\u003c\/strong\u003e remains crucial for achieving the performance specified by the manufacturer.\u003c\/p\u003e\n\u003ch3\u003eProper evacuation protects the refrigeration circuit\u003c\/h3\u003e\n\u003cp\u003eOne of the most problematic mistakes when installing a mini-split is assuming that the system is ready simply because it has been precharged.\u003c\/p\u003e\n\u003cp\u003eThe factory charge refers to the refrigerant already contained in the outdoor unit. The pipes installed between the two units initially contain air and moisture.\u003c\/p\u003e\n\u003cp\u003eBefore releasing the refrigerant into the lines, the circuit must be properly prepared and evacuated.\u003c\/p\u003e\n\u003cp\u003eAn improperly executed installation can result in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ereduced performance;\u003c\/li\u003e\n\u003cli\u003eincorrect pressures;\u003c\/li\u003e\n\u003cli\u003ehigher electricity consumption;\u003c\/li\u003e\n\u003cli\u003elong-term problems for the compressor;\u003c\/li\u003e\n\u003cli\u003eservice calls that could have been avoided.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThat is why the quality of the refrigeration work is just as important as the choice of model.\u003c\/p\u003e\n\u003ch3\u003eCondensate drain: a detail that becomes essential during the summer\u003c\/h3\u003e\n\u003cp\u003eWith moisture removal of up to \u003cstrong\u003e2.5 L\/h\u003c\/strong\u003e, the drain must be installed correctly.\u003c\/p\u003e\n\u003cp\u003eWe favor gravity drainage with a continuous slope whenever the building configuration allows it.\u003c\/p\u003e\n\u003cp\u003eWhen a condensate pump is required, it must be accessible for maintenance.\u003c\/p\u003e\n\u003cp\u003eAn improperly installed drain can cause odors, noise, water leaks, or backflow toward the indoor unit. These are problems that can be avoided by planning the route properly from the start.\u003c\/p\u003e\n\u003ch3\u003eElectrical requirements: 208\/230 V, MCA 15 A, and MOP 20 A\u003c\/h3\u003e\n\u003cp\u003eThe official brochure states:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003epower supply \u003cstrong\u003e208\/230 V\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003esingle-phase, 60 Hz\u003c\/li\u003e\n\u003cli\u003evoltage range of \u003cstrong\u003e187 to 253 V\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMCA of 15 A\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003emaximum protection of \u003cstrong\u003e20 A\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe AirGreen datasheet also lists an \u003cstrong\u003eMCA of 15 A\u003c\/strong\u003e and an \u003cstrong\u003eMOP of 20 A\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThe interconnection wiring specified in the documentation is \u003cstrong\u003e14\/4 AWG\u003c\/strong\u003e. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAs always, these data must be interpreted in accordance with the electrical requirements applicable to the actual installation. The power circuit, circuit breaker, and disconnect switch must match the nameplate data and applicable standards.\u003c\/p\u003e\n\u003ch3\u003eA common example in our assessments: a large ground-floor unit or a small multifunctional unit\u003c\/h3\u003e\n\u003cp\u003eA typical configuration we encounter at AirGreen is a house or condo ground floor of approximately 800 to 1,000 sq. ft. with a largely open living room, kitchen, and dining room.\u003c\/p\u003e\n\u003cp\u003eIn this type of layout, an \u003cstrong\u003e18,000 BTU mini-split\u003c\/strong\u003e can benefit from favourable air circulation.\u003c\/p\u003e\n\u003cp\u003eConversely, if this same area consists of several completely separate bedrooms, we consider other options before recommending a single wall-mounted head.\u003c\/p\u003e\n\u003cp\u003eThis distinction helps avoid a common mistake: purchasing enough BTUs on paper while completely overlooking how the air will actually circulate throughout the building.\u003c\/p\u003e\n\u003ch3\u003eLETO or cold-climate heat pump: choose according to your objective\u003c\/h3\u003e\n\u003cp\u003eThe 18,000 BTU SENVILLE LETO should not be confused with a heat pump designed primarily to maintain high heating capacity during severe Quebec cold.\u003c\/p\u003e\n\u003cp\u003eThe AirGreen listing indicates:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eENERGY STAR: no\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eENERGY STAR Cold Climate: no\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eheating down to \u003cstrong\u003e-15 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eLETO is therefore particularly suitable for customers whose priority is \u003cstrong\u003eair conditioning\u003c\/strong\u003e, with the added benefit of efficient heating during a large part of the year.\u003c\/p\u003e\n\u003cp\u003eIf the main priority is instead to maximize heating at \u003cstrong\u003e-20 °C, -25 °C, or -30 °C\u003c\/strong\u003e, we generally examine models specifically designed for these conditions.\u003c\/p\u003e\n\u003cp\u003eThis distinction is essential for properly comparing the prices of different heat pumps. Two 18,000 BTU units may have very different winter performance.\u003c\/p\u003e\n\u003ch3\u003eWarranty: an important difference between the AirGreen listing and the brochure\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen product listing provided for this combination indicates a warranty of:\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e10 years on the compressor – 10 years on parts – 0 years on labour.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eHowever, the attached Senville documentation indicates a standard warranty of \u003cstrong\u003e5 years on the compressor and 5 years on parts\u003c\/strong\u003e. This information appears both in the product presentation and in the technical table. \u003cspan class=\"contents\"\u003e\u003c\/span\u003e \u003cspan class=\"contents\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis difference must be confirmed at the time of purchase.\u003c\/p\u003e\n\u003cp\u003eAn extended warranty may depend on the sales channel, registration, a specific program, or the retailer’s terms. We therefore recommend verifying the exact coverage applicable to the equipment delivered and installed by AirGreen rather than automatically assuming that a generic warranty applies.\u003c\/p\u003e\n\u003ch3\u003eSubsidy: do not confuse an efficient mini-split with an eligible unit\u003c\/h3\u003e\n\u003cp\u003eThe AirGreen listing currently does not show any confirmed LogisVert subsidy amount for this model.\u003c\/p\u003e\n\u003cp\u003eCela correspond au fait que le produit est affiché comme \u003cstrong\u003enon ENERGY STAR Cold Climate\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eThis reflects the fact that the product is listed as \u003cstrong\u003enot ENERGY STAR Cold Climate\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eFor a homeowner comparing several heat pumps solely based on purchase price, this point can completely change the project’s net cost. A more expensive unit that qualifies for financial assistance can sometimes cost less after the rebate.\u003c\/p\u003e\n\u003ch3\u003eEligibility must always be verified using the exact model combination, the AHRI number, and the rules in effect at the time of installation.\u003c\/h3\u003e\n\u003cp\u003eFor which homeowner does this SENVILLE LETO make the most sense?\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWe consider this model particularly relevant for a customer looking for:\u003c\/li\u003e\n\u003cli\u003ea \u003cstrong\u003e18,000 BTU wall-mounted heat pump\u003c\/strong\u003e primarily for cooling;\u003c\/li\u003e\n\u003cli\u003esupplementary heating capacity down to approximately \u003cstrong\u003e-15 °C\u003c\/strong\u003e;\u003c\/li\u003e\n\u003cli\u003einstallation in an area of \u003cstrong\u003e700 to 1,000 sq. ft.\u003c\/strong\u003e, depending on the layout;\u003c\/li\u003e\n\u003cli\u003ea unit with \u003cstrong\u003eWiFi and Alexa\u003c\/strong\u003e;\u003c\/li\u003e\n\u003cli\u003eindoor operation reaching approximately \u003cstrong\u003e24 dB(A)\u003c\/strong\u003e;\u003c\/li\u003e\n\u003cli\u003ean inverter system;\u003c\/li\u003e\n\u003cli\u003ea 208\/230 V power supply;\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ea solution using the new \u003cstrong\u003eR-454B\u003c\/strong\u003e refrigerant.\u003c\/p\u003e\n\u003ch3\u003eIt is less suitable when the main objective is to completely replace the primary heating system during the coldest periods of Quebec winters.\u003c\/h3\u003e\n\u003cp\u003eWhy AirGreen installation makes a difference\u003c\/p\u003e\n\u003cp\u003eAt AirGreen, we do not limit our work to choosing the nominal capacity.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFor a \u003cstrong\u003emini-split installation in Montréal, Laval, Longueuil, Boucherville, on the South Shore, or on the North Shore\u003c\/strong\u003e, we check, among other things:\u003c\/li\u003e\n\u003cli\u003ethe space’s thermal load;\u003c\/li\u003e\n\u003cli\u003enatural air circulation;\u003c\/li\u003e\n\u003cli\u003ethe location of the indoor head;\u003c\/li\u003e\n\u003cli\u003ethe piping route;\u003c\/li\u003e\n\u003cli\u003ethe drain slope;\u003c\/li\u003e\n\u003cli\u003ethe electrical supply;\u003c\/li\u003e\n\u003cli\u003eaccess to the outdoor unit;\u003c\/li\u003e\n\u003cli\u003ethe potential snow depth;\u003c\/li\u003e\n\u003cli\u003ethe expected noise level;\u003c\/li\u003e\n\u003cli\u003ethe heating performance actually required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe SENVILLE LETO 18,000 BTU can be an excellent choice when these parameters match the building. Its \u003cstrong\u003eSEER2 of 19.2\u003c\/strong\u003e, inverter modulation, WiFi, nominal capacity of 18,000 BTU, and operation down to -15 °C provide a consistent combination for homeowners who primarily want to improve their cooling comfort while also benefiting from a heat pump for a good part of the heating season.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre you considering the SENVILLE LETO 18,000 BTU for your house, condo, office, or business? Contact AirGreen for a quote and to determine whether this capacity is truly suitable for your space. We serve Montréal, Laval, Longueuil, the South Shore, and the North Shore for the sale, installation, maintenance, and servicing of wall-mounted heat pumps.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Senville","offers":[{"title":"Default Title","offer_id":56119909679396,"sku":"SENL\/18CD\/OY","price":0.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0715\/1694\/6724\/files\/THERMOPOMPE_MURALE_SENVILLE_LETO_MONTREAL_LAVAL_LONGUEUIL_RIVE_SUD_RIVE_NORD_46135dcd-cf94-4c09-bef3-8128685c2403.png?v=1789049858","url":"https:\/\/airgreen.ca\/en\/products\/mini-split-senville-leto-18000-btu-montreal-laval-rive-sud","provider":"AirGreen Climatisation \u0026 Chauffage \/ Air Conditioning \u0026 Heating","version":"1.0","type":"link"}