Four-season comfort for a Montreal home: careful, discreet and optimized installation
In a bright apartment in Southwest Montreal , our team installed a Gree Livo R32 wall-mounted heat pump — 12,000 BTU to provide efficient heating and cooling year-round, while respecting the interior aesthetic. Positioned above a French window and between two frames, the unit blends harmoniously into the room and distributes air evenly, even in a through space.
Why the Livo R32 for this project?
The Gree Livo R32 range is one of the recent models appreciated in Montreal for its performance and its sobriety :
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R-32 refrigerant : better environmental profile and excellent energy efficiency.
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Inverter technology : fine modulation to maintain the target temperature smoothly.
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Cold climate performance : stable heating during Montreal winters.
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Quiet operation : ideal for living and working spaces.
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Filtration and dehumidification : increased comfort during humid summer periods.
Reading the place and real constraints of the room
The Southwest district is home to many modern plexes and condominiums with generous windows. Here, we had:
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An exterior wall with door opening and windows close together.
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High installation height (under ceiling) to free up space and promote air circulation.
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Short route to the outside for the refrigeration line and condensate drainage.
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Obligation of discretion : limit visible drilling and preserve moldings.
These parameters guide the exact position of the indoor unit , the orientation of the shutters, as well as the route of the connections to the outside.
Interior installation: millimeter precision above the door
We fix the wall-mounted heat pump plate at the optimal center distance , respecting the recommended clearances : sufficient upper space for air intake, free sides for service, and horizontal alignment.
The through-hole is made at a slight outward slope for gravity drainage of condensate. The wall passage is neat: clean sleeve, airtight seal, and discreet finish. This approach avoids residual droplets and prevents any risk of infiltration.
Key points inside:
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Ceiling height : high installation for uniform diffusion and limited stratification .
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Airflow : initial orientation of the fins to avoid direct currents towards the living area.
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Filter access : clearance maintained for simple HVAC maintenance (filter cleaning every 6–8 weeks in summer use).
External route and protection of connections
Behind the unit, the refrigeration lines (insulated copper), the communication cable and the condensate drain come out in a compact package . On the outside, we cover the downspout with a finishing cover adapted to the facades of the neighborhood; harmonized color and dimensions to go unnoticed .
The slope of the gravity drain is controlled along its entire length; when exposed to frost, we provide a protected section or anti-freeze measures if necessary depending on the orientation and winter usage habits.
Outdoor condenser: anchoring, distances and maintenance
The Gree condenser is installed on anti-vibration supports adapted to the surface (slab, balcony, or wall bases depending on the site). We ensure:
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Respect rear and side clearances for air flow .
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Distance between neighboring units if multi-unit configuration.
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Minimum height above snow to avoid winter obstruction.
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Outdoor disconnect box and circuit breaker dedicated to the panel, in accordance with RBQ/CSA standards.
Commissioning: rigor of the refrigeration chain
Each AirGreen installation follows a strict procedure:
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Flares and tightening torque according to the manufacturer.
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Deep vacuum to remove moisture and ensure compressor longevity.
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Leak test (micromanometer / vacuum gauge) before opening the valves.
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Setting and calibration : checking pressures, supply/return temperatures and intensity.
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Cross-tests : cooling and heating modes, shutter response, setpoints at different temperatures.
Result: immediate comfort and lasting savings
In this apartment, the Gree Livo R32 12,000 BTU easily covers the main room and adjacent areas. The benefits observed:
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Rapid cooling during heat waves in the city.
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Stable heating in the off-season, reducing the use of electric baseboards.
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Very low noise , noticeable near rest areas.
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Controlled consumption , thanks to the inverter compressor and R-32 .
Maintenance and best practices to prolong performance
To maintain HVAC system efficiency:
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Filter cleaning : every 6–8 weeks in summer and at the beginning of winter.
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Condenser clearance : keep the rear clear, remove snow as needed.
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Annual inspection : pressure check, electrical connections, condensates, and exchanger cleaning.
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Judicious use of Auto mode : favor realistic settings (22–23°C in summer, 20–21°C in winter) to optimize modulation.
We offer HVAC maintenance plans tailored to apartments and plexes in Greater Montreal .
Possible grants and eligibilities
Depending on the housing profile and configuration, this type of wall-mounted heat pump may be eligible for certain current assistance programs . The criteria often relate to: seasonal performance , operating range in cold weather , and quality of installation . We always check with you the concordance of the requirements for Montreal, Laval, Longueuil, North Shore and South Shore to optimize your investment.
What makes the AirGreen difference
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Precise diagnosis of the room (orientation, solar gains, blowing obstacles).
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Invisible finishes : clean drilling, discreet capping , controlled condensate path.
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Compliance with standards : RBQ/CSA, dedicated circuit breaker, external disconnection .
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Complete support : usage advice, maintenance, and post-installation monitoring.
The result: an HVAC installation that combines comfort , energy efficiency and aesthetic integration — perfectly adapted to the realities of housing in the Southwest .
Quick FAQ: Questions our customers often ask
Which power should I choose?
For a main room in a Montreal apartment, 9,000 to 12,000 BTUs often cover the needs. Here, 12,000 BTUs provide a comfortable margin during heat waves.
And the noise?
The Livo R32 's interior head operates at very low rpm most of the time; the noise level remains discreet, even at night.
Condensation in winter?
The gravity drain is sized on a slope; depending on the exposure, we add specific protections for periods of prolonged freezing.
How often do we need to maintain?
Annual maintenance and regular cleaning of filters are generally sufficient to maintain performance and air quality.
Conclusion
This installation of a Gree Livo R32 in the Southwest illustrates our way of working: detailed site analysis , meticulous execution , and controlled commissioning . The result: four-season comfort and low consumption , with integration that respects the interior architecture. For similar projects in Montreal, Laval, Longueuil, the North Shore or the South Shore , AirGreen offers tailor-made , efficient and sustainable solutions.