Installation of a Gree Extreme Wall-Mounted Heat Pump in Pointe-Claire, Montreal
Dive into a tale of efficiency with AirGreen’s recent installation in Pointe-Claire! Experience seamless integration, superior machine features, and customer delight in our latest HVAC success story.
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The job on one screen

The article, chapter by chapter
A Seamless Integration During Renovations: A Tale of Efficiency & Excellence
A Strategic Installation in Pointe-Claire
AirGreen recently completed an effortless installation of a Gree Extreme Wall-Mounted Heat Pump in the serene locale of Pointe-Claire, Montreal. This project was seamlessly integrated into the client’s renovation plans, resulting in a clean and professional finish without visible holes or disruptions to the aesthetic flow of the space.
Choosing the Gree Extreme: A Wise Decision
Our client opted for the Gree Extreme Wall-Mounted Heat Pump, a decision we ardently support due to the machine’s unparalleled features:
- Cooling Capacity: A robust 18,000 BTU, ensuring a comfortable and cool environment during the sweltering summer months.
- Heating Efficiency: Remarkable performance even at -30°C, providing consistent warmth in the harsh Canadian winters.
- Silent Operation: With a sound pressure level ranging from 34 to 51 dB(A) internally and 59.0 dB(A) externally, the Gree Extreme guarantees a quiet and peaceful atmosphere.
- Energy Efficiency: Boasting a 24.5 SEER rating and Energy Star® certification, this model is a testament to energy conservation and efficiency.
- Warranty: An impressive 10-year warranty on the compressor, parts, and labor, with an extended warranty option available, providing peace of mind and security for a decade.
- Connectivity: WiFi-enabled for convenient control and monitoring from anywhere.
Installation During Renovations: A Smooth Operation
The timing of this installation was impeccable. Our client was in the midst of renovations, providing an opportune moment for a hassle-free and streamlined installation process. With easy access to ceilings and walls, our skilled technicians could effortlessly install the necessary piping and electrical wiring without creating visible holes or disruptions. This proactive approach not only facilitated a smoother installation but also preserved the integrity and beauty of the newly renovated space.
Provincial Grant: Maximizing Savings
Our client was thrilled to take advantage of the generous $1704 Provincial Grant offered for the installation of this energy-efficient model. This grant, provided by Hydro-Québec, significantly offset the initial investment cost, making the Gree Extreme an even more attractive option for homeowners seeking both performance and value.
Why AirGreen? Your Trusted HVAC Partner in Montreal
At AirGreen, we pride ourselves on delivering exceptional HVAC services across Montreal, Laval, Longueuil, North Shore, and South Shore. Our commitment to quality, professionalism, and customer satisfaction is evident in every project we undertake, including the recent installation in Pointe-Claire.
- Expertise: Our team of skilled technicians possesses the knowledge and experience to handle installations of varying complexities with precision and care.
- Customer-Centric Approach: We collaborate closely with our clients, understanding their unique needs and preferences, to deliver solutions that are tailored and effective.
- Quality Assurance: AirGreen is synonymous with quality. From selecting top-notch HVAC equipment to executing meticulous installations, we ensure that quality is never compromised.
Conclusion: A Happy Customer, A Successful Installation
This installation story in Pointe-Claire is just one example of how AirGreen goes above and beyond to meet and exceed customer expectations. The client’s proactive approach to incorporate the HVAC installation into their renovation plans, coupled with our expertise and the superior features of the Gree Extreme Wall-Mounted Heat Pump, resulted in a successful project and another delighted customer.
The job tools
Two quick checks with real numbers: what heat costs, and what your current heaters add up to in BTU/h.
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.
How the job unfolds
The main steps of this kind of job at AirGreen. Every house has its quirks: the estimate brings them out.
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.
Model, capacity and price, in writing. We also check whether the model qualifies for assistance programs.
Floors and furniture protected, wall plate position marked level, wall opening located.
A single opening, with the slope the drain needs to flow outside.
Set on a stand raised above the snow, with the clearances the manufacturer requires.
Connected, insulated and protected. The opening is then sealed against water, cold air and insects.
A dedicated circuit and an accessible disconnect near the outdoor unit.
Leak test, vacuum, then start-up and a check of heating and cooling.
Remote, modes, filters: we show you the essentials before we leave.
- 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.
- The quoteModel, capacity and price, in writing. We also check whether the model qualifies for assistance programs.
- Getting readyFloors and furniture protected, wall plate position marked level, wall opening located.
- The wall openingA single opening, with the slope the drain needs to flow outside.
- The outdoor unitSet on a stand raised above the snow, with the clearances the manufacturer requires.
- Lines, cable and drainConnected, insulated and protected. The opening is then sealed against water, cold air and insects.
- The electrical workA dedicated circuit and an accessible disconnect near the outdoor unit.
- Tests and start-upLeak test, vacuum, then start-up and a check of heating and cooling.
- The walkthroughRemote, modes, filters: we show you the essentials before we leave.
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.
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.
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.
The refrigerant lines, the communication cable and the drain go through the wall in a single opening, sealed against water, cold air and insects.
Two insulated copper pipes connect the two units. Outside, a line cover can protect them from sun, knocks and weather.
A shut-off switch near the outdoor unit isolates it safely for service. It must stay accessible at all times.
The compressor and the fan. In heating mode it captures heat from the outdoor air, even in winter, and moves it inside.
On the ground or on the wall, it keeps the unit above accumulated snow. The unit stays clear and defrost water can drain away.
The fan needs to blow freely. Storage, a fence or a wall too close, and efficiency drops while noise goes up.
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.
Good habits, once the unit is in place
Six simple habits that keep the unit going. Your list stays on this device.
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.
- Clean the filters more often when the unit runs a lot.
- Keep plants away from the outdoor unit.
- Check that no water drips from the indoor unit.
- Rake the leaves around the outdoor unit.
- Test heating before the first cold days.
- Book periodic maintenance before winter.
- Keep snow away from the stand and the front of the unit.
- Let the unit defrost: it is normal.
- Never hit the ice on the fins; call us if the unit stays iced up.
The right pages, at the right time
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.
During defrost cycles. That water must drain away without forming ice.
2. You pick the capacity with a simple square-footage rule.
Windows, insulation, orientation and how the room is used all count. Capacity is chosen on site.
3. A multi-zone connects several indoor heads to a single condenser.
One head per room, all on the same condenser. Each room keeps its own temperature.
4. The disconnect can sit behind the patio furniture.
It must stay accessible: it is what shuts the unit off for service.
0 / 4 right answers
What people ask us about this kind of work
Does a wall-mounted heat pump heat in winter?
Wall-mounted or multi-zone: how do I choose?
Where does the outdoor unit go?
Are there grants?
Do I need a permit?
How cold can it heat?
How much can I save?
How is the LogisVert assistance calculated?
Is it noisy?
The outdoor unit is covered in ice: is that normal?
Does AirGreen hold the required licences?
Is the estimate free?
No question matches. Write to us: we answer.
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An on-site estimate, the right capacity, the right equipment.
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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).
