Project

Discover the Latest Sharp BU TripleZone Installation in Saint-Léonard

Experience unparalleled comfort with AirGreen’s installation of the Sharp BU TripleZone Heat Pump in Saint-Léonard—efficient, quiet, and eco-friendly. Discover the difference today!

By AirGreen Climatisation & Chauffage Admin6 min read
Discover the Latest Sharp BU TripleZone Installation in Saint-Léonard
Discover the Latest Sharp BU TripleZone Installation in Saint-Léonard
–chapters in this story
6 minreading time
–type of installation
2025year published
The tour

Take a tour of the installation

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.

The job

A New Standard in Comfort: AirGreen’s TripleZone Installation in Montreal

At AirGreen, we pride ourselves on bringing superior comfort to Montreal homes, and our recent project in Saint-Léonard was no exception. We installed a Sharp BU TripleZone Heat Pump, designed to provide year-round comfort with cutting-edge features that cater to Montreal's harsh winters and hot summers. Let’s take a closer look at this remarkable installation and how it stands out for both efficiency and performance.

Project Overview: Sharp BU TripleZone Heat Pump

  • Location: Saint-Léonard, Montreal
  • Type: Heat Pump (TripleZone)
  • Brand: Sharp
  • Model: BU
  • Outdoor Unit Capacity: 24,000 BTU
  • Indoor Units: Three units, each 12,000 BTU
  • LogisVert Grant Eligibility: $3,000 from Hydro-Québec
  • Energy Star® Certified
  • Efficiency: 24.0 SEER, leading to lower energy bills
  • Refrigerant: R-32, eco-friendly with lower GWP
  • Voltage: 220V
  • Sound Level: 50 dB(A) for quiet operation

A Story of Comfort in Saint-Léonard

The installation of this Sharp BU TripleZone Heat Pump in Saint-Léonard was more than just a standard project—it was about making a real difference in a family’s daily life. The homeowner sought a solution that could provide consistent heating even during Montreal’s freezing temperatures, while still ensuring efficient cooling during summer. With three interior units strategically positioned throughout the home, the system ensures even air distribution in all key living spaces.

Why the Sharp BU TripleZone Heat Pump?

Three Zones for Maximum Comfort

This heat pump is designed to deliver optimal comfort across three separate zones, allowing for customized temperature control in different areas of the house. Each of the three indoor units has its own thermostat, enabling residents to set varying temperatures based on their preferences. Whether you want a cooler bedroom at night or a warmer living room in the morning, this heat pump makes it possible.

Efficient Cooling and Heating

With a cooling capacity of 24,000 BTU and a heating capacity that remains effective down to -27°C, the Sharp BU TripleZone Heat Pump can handle Montreal’s climate with ease. This model is engineered to provide consistent heating even during the coldest months, ensuring a comfortable indoor environment regardless of the weather outside.

Quiet Operation for Peaceful Living

One of the standout features of this installation is its whisper-quiet operation. With a sound pressure level of just 50 dB(A), the unit operates quietly, making it ideal for bedrooms and living rooms. Homeowners in Saint-Léonard can now enjoy the comfort of efficient climate control without the disruptive noise typically associated with heat pumps.

Advanced Features of the Sharp BU TripleZone Heat Pump

Plasmacluster Technology for Healthier Air

A unique selling point of this model is its Plasmacluster technology, which actively purifies the air by generating positive and negative ions. This feature helps neutralize airborne bacteria, viruses, and allergens, providing cleaner air inside the home. It’s particularly beneficial for families with members who have allergies or respiratory conditions, making it a healthy choice for all occupants.

  • Reduces allergens and improves air quality
  • Eliminates odors from pets, cooking, and smoke
  • Promotes overall well-being by creating a fresher indoor environment

Self-Cleaning for Low Maintenance

The Sharp BU TripleZone Heat Pump also comes equipped with a self-cleaning function. This feature not only prolongs the lifespan of the unit but also minimizes the need for frequent maintenance. The self-cleaning function prevents mold growth and keeps the unit’s internal components free from dust, contributing to a healthier living space and reducing maintenance costs for homeowners.

Environmentally Friendly with R-32 Refrigerant

The use of R-32 refrigerant aligns with AirGreen's commitment to providing sustainable HVAC solutions. Unlike older refrigerants like R-410A, R-32 offers higher energy efficiency while reducing the system’s carbon footprint.

  • Improved energy efficiency means lower energy bills for homeowners
  • Reduced global warming potential (GWP), making it a more environmentally responsible choice
  • Easier to recycle, aligning with sustainable HVAC practices

A Reliable Warranty Package

Homeowners can enjoy peace of mind knowing that their Sharp BU TripleZone Heat Pump is backed by an impressive warranty. This includes:

  • 10-year warranty on the compressor
  • 10-year parts warranty
  • 10-year labor warranty

This extensive coverage reflects the confidence in the durability and performance of the Sharp BU model.

Installation Details: A Seamless Process

Our team at AirGreen ensured that the installation process was seamless from start to finish. The system was carefully mounted on a secure base to maintain stability and protect it from harsh weather conditions. The units were connected efficiently to minimize energy loss, and we ensured proper insulation of all piping to enhance performance. We also set up the WiFi capabilities, allowing the homeowner to control the temperature settings remotely via a smartphone app.

Dimensions and Space Efficiency

The compact dimensions of the outdoor unit—measuring 33.47 x 13 x 27.94 inches—make it ideal for installations in tight spaces, such as small backyards or rooftop terraces in urban environments like Saint-Léonard. This design allows for efficient use of space without compromising on performance.

Why Choose AirGreen for Your HVAC Needs?

At AirGreen, we don’t just install heat pumps; we provide comprehensive solutions tailored to your home’s unique requirements. Our team is dedicated to ensuring that each installation is optimized for maximum efficiency, comfort, and longevity.

Key Reasons to Choose Us:

  • Expert consultation and personalized solutions
  • Certified technicians with extensive training and experience
  • Ongoing support, including maintenance and repairs
  • Transparent pricing with no hidden fees

Final Thoughts: The Future of Home Comfort in Saint-Léonard

The installation of the Sharp BU TripleZone Heat Pump in Saint-Léonard represents the next level of home comfort—efficient, quiet, and environmentally friendly. It’s more than just an HVAC system; it’s an investment in healthier living. We’re proud to bring this advanced technology to our clients, demonstrating AirGreen’s commitment to excellence in every installation.

The unit

The unit on this job, in figures

The range as published on airgreen.ca: pick a size to see its capacity in deep cold.

The range, size by size
SizeHeating at −8 °CHeating at −15 °CColdest certified pointCOP at −15 °CSEERHSPFIndicative LogisVert aid
Sharp BU 24 0002 Zones (Dual Zone)25,00021,200−27 °C: 14,6002.324.011.5$3,000
Sharp BU 24 0003 Zones (Triple Zone)25,00021,200−27 °C: 14,6002.324.011.5$3,000
Most EfficientENERGY STAR

Among the year’s most efficient according to ENERGY STAR, on top of its cold-climate certification.

8,800BTU/h at low speed

Minimum certified capacity (NEEP): it slows down instead of stopping when a single room calls.

−27 °CColdest certified point

NEEP still lists 14,600 BTU/h at a COP of 1.84 at −17 °F.

675R-32 GWP

Global warming potential of R-32, versus 2,088 for R-410A (ENERGY STAR).

Data read live from the airgreen.ca page of each size (NEEP / AHRI certified performance). When the title names the installed size, it is highlighted; otherwise the whole range is shown. The aid shown is today’s, using Hydro-Québec’s rule ($120 per 1,000 BTU/h at −8 °C); amounts quoted in the article date from its publication. Only Hydro-Québec confirms the assistance granted.

The steps

The big day, step by step

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.
Your numbers

What would it look like at your place?

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

Before / afterThe cost of the same heat

Baseboards and electric furnaces turn 1 kWh of electricity into 1 kWh of heat. A heat pump delivers more: that is its COP. At Hydro-Québec’s rate D (11.142¢/kWh above 40 kWh a day, since 1 April 2026):

Before · baseboards11.142¢/kWh
After · heat pump–

Hydro-Québec: a heat pump can be up to three times more efficient than baseboards for heating in the colder months.

Estimate per kWh of heat, at the chosen temperature, using the certified COP from the product page. Taxes, access charge and backup heat not included.

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.

    Mistakes avoided

    Four mistakes we do not make

    Flip each card to see what we do instead.

    Going further

    Your own project, step by step

    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.
    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
    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.

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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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