Job sheet · Project

Installation of a Gree FreeMatch heat pump on a terrace in Rosemont–La Petite-Patrie (Montreal)

In Rosemont, AirGreen installed a Gree FreeMatch multi-zone on an elevated support in the backyard, near a spa and a wooden fence: a discreet, high-performance solution designed to last in an urban environment.

By AirGreen Climatisation & Chauffage Admin5 min read
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Installation of a Gree FreeMatch heat pump on a terrace in Rosemont–La Petite-Patrie (Montreal)
Installation of a Gree FreeMatch heat pump on a terrace in Rosemont–La Petite-Patrie (Montreal)
The full story

The article, chapter by chapter

In Rosemont–La Petite-Patrie , many houses and duplexes reflect a typical Montreal reality: a compact backyard, a paved patio, dense landscaping… and very often a “wellness” space (spa, relaxation area, container plants). In this type of environment, installing a heat pump isn't just about performance: it also requires clean , quiet , and sustainable integration, without sacrificing aesthetics or living space.

This is exactly the objective of this installation carried out by AirGreen : a Gree FreeMatch outdoor unit placed on a raised support, perfectly adapted to an urban residential context, with a layout designed for everyday comfort.


The installed system: Multi-Zone heat pump (multi-zone mini-split)

The Gree FreeMatch is a multi-zone solution: a single outdoor unit can power several indoor units (depending on the chosen configuration). This is particularly relevant in Montreal when you want to:

  • to effectively air-condition the open area (living room/kitchen),

  • to keep the room cooler at night,

  • add an area for an office or a closed room,

  • while avoiding the major work of a central system.

Even if the exact reference is not legible in the photo, the unit clearly corresponds to the Gree FreeMatch (inverter) range, a consistent choice for obtaining modulated and stable comfort.


Why this type of installation is ideal in a Rosemont backyard

In a neighborhood like Rosemont, backyards are often surrounded by wooden fences, vines, shrubs, and plantings. Visually, the photo perfectly captures this setting: a patio area with flagstones , a fence , a nearby hot tub , and surrounding vegetation .

Under these conditions, the challenge is simple: install the outdoor unit where it can breathe, remain accessible, and operate without disturbing life on the terrace.

The solution chosen here ticks the right boxes.


Prominent installation details visible in the photo

1) Outdoor unit on a raised metal support

The unit is mounted on a solid support, which is excellent for:

  • avoid direct contact with the ground (moisture, dirt, accumulation of debris),

  • protect the device during freeze/thaw cycles,

  • to facilitate cleaning around the unit,

  • improve stability and reduce micro-vibrations.

In a backyard where water and dead leaves accumulate quickly, this detail prolongs the lifespan.

2) Thoughtful placement despite limited space

We can see that the unit is installed at the back of the terrace, along the fence, which frees up the circulation space and preserves the central area for daily use (spa, furniture, passageways).

In urban residential settings, this is a key point: we want comfort… without “invading” the yard.

3) Management of clearance and ventilation

A heat pump needs adequate clearance for:

  • to properly draw in and expel air,

  • avoid recirculation (which reduces efficiency),

  • limit the perceived noise (a machine under strain often becomes more audible).

Here, the location allows for consistent air circulation, but the presence of vegetation reminds us of an important piece of advice that we systematically apply: we keep a real clearance around the unit and we prevent the plants from eventually "closing" the area over the seasons.

4) Installation compatible with a “spa” environment

Installing an outdoor unit near a spa requires a minimum of strategy: humidity, frequent use, relaxation space to preserve, noise to minimize.

In this type of project, at AirGreen, we pay particular attention to:

  • the stability of the support,

  • the upgrade,

  • Positioning to reduce noise perception,

  • and accessibility for maintenance (without moving half the yard).


What the Gree FreeMatch brings to comfort (and bills)

In a typical Rosemont apartment (renovated duplex, multiple floors, closed rooms), multi-zone climate control is often an excellent compromise. When properly sized, it allows for:

  • a more stable temperature ( inverter technology),

  • better zone management (heating/cooling only where it's needed),

  • superior comfort during rapid temperature changes

  • a flexible solution for future extensions or renovations.

The determining factor is not just the brand: it's the sizing and quality of the installation . A well-installed FreeMatch remains discreet, efficient, and durable; a poorly positioned or unobstructed FreeMatch can lose efficiency and become noisier.


Best maintenance practices for a backyard unit

To maintain optimal performance, here are the practices we recommend in this type of environment:

  • Keep the unit clear (prevent plants/climbing plants from getting too close together over time).

  • Remove leaves and debris around the area, especially in the fall.

  • Avoid placing objects (bins, pots, furniture) against the grid or sides.

  • Plan for periodic maintenance : inspection, cleaning, general check.

It's simple, but it makes a huge difference in efficiency and longevity.


Conclusion: a discreet and intelligent installation, perfectly suited to Rosemont

This Gree FreeMatch MultiZone heat pump installation in Rosemont–La Petite-Patrie demonstrates what we aim for at AirGreen : clean integration, logical positioning, elevated support for durability, and an approach adapted to the real life of Montreal backyards — where every square foot counts.

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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    • QuoteWithin 24 hours

    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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