Job sheet · Project

Installation of a Sharp wall-mounted heat pump in Boucherville

AirGreen installed a Sharp Eco Inverter wall-mounted heat pump in Boucherville, with a condenser on a raised support and careful installation, offering the owner four-season comfort and a reduction in their electricity bill.

By AirGreen Climatisation & Chauffage Admin5 min read
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In this single-family home in Boucherville , the owner wanted to modernize their heating and air conditioning system while reducing their electricity bill. We suggested installing a Sharp Eco Inverter wall-mounted heat pump , a solution perfectly suited to homes on the South Shore: efficient, reliable, and quiet.


A Sharp Eco Inverter heat pump for four-season comfort

The heart of the system is a Sharp wall-mounted heat pump with Eco Inverter technology and a compact, quiet outdoor unit. This range follows in the footsteps of Sharp's wall-mounted series (ZU1/TU family), renowned for:

  • their high energy efficiency ;

  • their ability to heat efficiently even in periods of marked cold;

  • flexible operation thanks to the inverter compressor, which adjusts its power according to the actual demand;

  • proven reliability in residential use.

Inside, a Sharp wall-mounted unit serves the main living area: living room, dining room, and open-plan kitchen. Outside, the condenser shown in the photo is mounted on a raised support, placed on concrete slabs, for maximum stability.


A typical South Shore environment, a suitable facility

The house features red wood siding and a landscaped backyard, typical of residential neighborhoods in Boucherville. The exterior unit was required to:

  • to integrate harmoniously with the building;

  • preserve accessibility for maintenance;

  • respect the necessary clearances for good air circulation;

  • to be protected from accumulations of snow and ice.

We therefore chose a lateral location, against the wall, slightly clear of the ground and vegetation, allowing optimal air circulation in all seasons.


Sharp Outdoor Unit Installation Details

1. Raised aluminum stand

The unit is mounted on a raised aluminum support , which is itself anchored to concrete slabs. This choice offers several advantages:

  • keep the condenser well above the snow in winter;

  • limit contact with moisture on the ground;

  • reduce vibrations transmitted to the structure of the house;

  • to facilitate ice removal and maintenance around the device.

The fixings are sized to withstand freeze/thaw cycles and gusts of wind, which are frequent along the riverbank.

2. Careful management of conduits and wiring

Although they are barely visible in the photo, the refrigerant lines , communication cable and condensate drain are grouped, insulated and protected in sheaths adapted to Quebec's outdoor conditions.
This allows:

  • to protect the refrigerant against extreme temperature variations;

  • to avoid friction and the risk of leaks;

  • to offer a visually clean and professional installation.

3. Stable base and water drainage

The concrete slabs beneath the support ensure:

  • a stable and level surface ;

  • good drainage of rainwater and defrost water ;

  • additional protection against soil settlement.

The clearance under the unit allows ice from defrosting cycles to form and melt without obstructing ventilation.


Sharp technology focused on air quality

The “Ion Plasmacluster” label visible on the condenser is a reminder of one of Sharp’s technological signatures: improving indoor air quality .
Combined with proper maintenance (cleaning filters, checking drains, maintaining coils), this technology helps to:

  • reduce certain suspended particles;

  • to offer a feeling of fresher air;

  • to improve overall comfort in the home.

For the Boucherville customer, this is a welcome bonus, especially during periods of air conditioning when the windows remain closed.


Key technical steps carried out by AirGreen

As with every Sharp wall-mounted heat pump installation, we followed a rigorous protocol:

  1. Sizing of the thermal load

    • Analysis of the area to be served;

    • consideration of insulation, orientation and large glazed areas.

  2. Installation of the indoor unit

    • Strategic position to cover the main living area;

    • respect for clearances for service;

    • aesthetic integration with the existing decor.

  3. Vacuuming and pressure testing

    • Nitrogen test to check the network's tightness;

    • Thorough vacuuming to remove air and moisture from the circuit.

  4. Electrical connections

    • Dedicated circuit from the electrical panel;

    • outdoor circuit breaker near the condenser, in accordance with the Quebec Electrical Code.

  5. Commissioning and explanations to the customer

    • Verification of operating pressures and temperatures;

    • mode configuration (heating, air conditioning, dehumidification);

    • demonstration of how the remote control works and best practices for its use.


Results: comfort, savings and peace of mind

Thanks to this Sharp Eco Inverter wall-mounted heat pump , the homeowner now benefits from:

  • comfortable and stable heating during the winter, even in very cold weather;

  • efficient and quiet air conditioning during heat waves;

  • a significant reduction in electricity consumption , compared to baseboard heaters or less efficient systems;

  • of a robust, discreet outdoor installation designed to last in the climatic conditions of Boucherville.


Why entrust your Sharp heat pump to AirGreen?

We install Sharp heat pumps throughout the South Shore and Greater Montreal. Our team:

  • advises you on choosing the right model and capacity;

  • pays as much attention to the aesthetics of the installation as to the technical aspects;

  • complies with industry standards and best practices;

  • remains available for maintenance, inspections and performance monitoring.

Are you considering a Sharp wall-mounted heat pump in Boucherville, Brossard, or elsewhere in the region? We would be happy to assist you from the initial quote to commissioning, including advice on available subsidies.

Your numbers

The job tools

Two quick checks with real numbers: what heat costs, and what your current heaters add up to in BTU/h.

Size checkYour baseboards, in BTU/h
–BTU/h of installed electric heat

    Conversion: 1 W = 3.412 BTU/h. An indication, not a load calculation: baseboards and furnaces are often stronger than the real need, and they can stay as backup. AirGreen confirms the capacity on site.

    The steps

    How the job unfolds

    The main steps of this kind of job at AirGreen. Every house has its quirks: the estimate brings them out.

    Step 1 of 9The on-site estimate

    We look at the room, the outside wall, the line route and where the outdoor unit will go. That is where the capacity gets chosen.

    1. The on-site estimateWe look at the room, the outside wall, the line route and where the outdoor unit will go. That is where the capacity gets chosen.
    2. The quoteModel, capacity and price, in writing. We also check whether the model qualifies for assistance programs.
    3. Getting readyFloors and furniture protected, wall plate position marked level, wall opening located.
    4. The wall openingA single opening, with the slope the drain needs to flow outside.
    5. The outdoor unitSet on a stand raised above the snow, with the clearances the manufacturer requires.
    6. Lines, cable and drainConnected, insulated and protected. The opening is then sealed against water, cold air and insects.
    7. The electrical workA dedicated circuit and an accessible disconnect near the outdoor unit.
    8. Tests and start-upLeak test, vacuum, then start-up and a check of heating and cooling.
    9. The walkthroughRemote, modes, filters: we show you the essentials before we leave.
    The tour

    What we check on a job like this one

    Each number is a point we check on site. Switch between summer and winter to watch air and heat move.

    Generic diagram: wall-mounted heat pump, indoor and outdoor units

    In summer, the outdoor unit rejects the house's heat outside.

    Generic illustration of this type of installation, not a survey of this job site. Tap a number.

    1. Mounted level on a wall plate, high enough for the air to reach the whole room, with enough space around it to slide the filters out easily.

    2. The refrigerant lines, the communication cable and the drain go through the wall in a single opening, sealed against water, cold air and insects.

    3. Two insulated copper pipes connect the two units. Outside, a line cover can protect them from sun, knocks and weather.

    4. A shut-off switch near the outdoor unit isolates it safely for service. It must stay accessible at all times.

    5. The compressor and the fan. In heating mode it captures heat from the outdoor air, even in winter, and moves it inside.

    6. On the ground or on the wall, it keeps the unit above accumulated snow. The unit stays clear and defrost water can drain away.

    7. The fan needs to blow freely. Storage, a fence or a wall too close, and efficiency drops while noise goes up.

    At your place

    Is your home ready?

    Check what applies at your place. A "no" is not a refusal: it is what we sort out during the estimate.

    0 / 6 checked
    Maintenance

    Good habits, once the unit is in place

    Six simple habits that keep the unit going. Your list stays on this device.

    0 / 6 checked
    Through the seasons

    What to do, season by season

    Three habits per season for this unit. They take a few minutes and prevent many calls.

    • Clean the indoor unit's filters.
    • Clear leaves and debris left on the outdoor unit by winter.
    • Test cooling before the first hot days.
    For your project

    The right pages, at the right time

    True or false

    Four statements: true or false?

    It all comes down to details you have just seen.

    1. In heating mode, the outdoor unit can produce water.

    2. You pick the capacity with a simple square-footage rule.

    3. A multi-zone connects several indoor heads to a single condenser.

    4. The disconnect can sit behind the patio furniture.

    Frequently asked questions

    What people ask us about this kind of work

    12 questions
    Does a wall-mounted heat pump heat in winter?
    Yes, it heats and cools. Its capacity drops in very cold weather; the operating range depends on the model and is listed on its spec sheet.
    Wall-mounted or multi-zone: how do I choose?
    One wall head and one condenser outside: the direct solution for a room or an open area. For two to five rooms, a multi-zone puts one head in each room on a single condenser.
    Where does the outdoor unit go?
    Where it stays above the snow, clear and accessible, away from walkways. We decide it with you during the estimate.
    Are there grants?
    Depending on the model and your situation, assistance programs may apply, including Hydro-Québec's LogisVert. AirGreen checks the model number before quoting an amount. See the grants.
    Do I need a permit?
    Rules vary from city to city: location, distances, noise. See permits and by-laws, and we check for your address.
    How cold can it heat?
    It depends on the model. According to Hydro-Québec, newer models work down to a temperature between −15 °C and −25 °C, and some cold-climate models are certified lower. The minimum temperature is on each unit's spec sheet.
    How much can I save?
    Hydro-Québec says a heat pump can be up to three times more efficient than baseboards for heating in the colder months. The result depends on the house, the climate and how it is used.
    How is the LogisVert assistance calculated?
    For ENERGY STAR cold-climate certified heat pumps, Hydro-Québec lists assistance of $120 per 1,000 BTU/h of heating capacity at −8 °C. AirGreen checks the exact model before quoting an amount; only Hydro-Québec confirms the assistance granted. See the grants.
    Is it noisy?
    The sound level depends on the model and is listed in decibels on each unit's spec sheet. Location matters too: when possible, we avoid putting the outdoor unit under a bedroom window.
    The outdoor unit is covered in ice: is that normal?
    Some frost is: the unit runs defrost cycles. Never hit the ice. If the unit stays iced up or stops heating, call us.
    Does AirGreen hold the required licences?
    Yes. AirGreen holds RBQ licence 5645-9605-01, subclasses 15.8 Ventilation, 15.10 Refrigeration and 16 Electricity.
    Is the estimate free?
    Yes. The on-site estimate is free and the quote follows within 24 hours. Book my free estimate.

    Could this job help a neighbour?

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    An on-site estimate, the right capacity, the right equipment.

    The on-site estimate is free and the quote follows within 24 hours.

    • RBQ licence5645-9605-01 · 15.8, 15.10, 16
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    Text and photo: a real AirGreen Climatisation & Chauffage job. The diagrams are generic illustrations of the type of installation, not a survey of this job site. Sources of the added figures: airgreen.ca product pages (NEEP / AHRI performance), Hydro-Québec (Heat pumps page, LogisVert, read on 13 October 2026), Régie de l’énergie (rate D as of 1 April 2026).

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