Project

Installation of a MIDEA EVOX G3 2-Ton Electric Furnace in Pointe-Claire

AirGreen installs a 2-ton MIDEA EVOX G3 electric furnace in Pointe-Claire: compact central system, well-integrated air handler, meticulous connections, and durable HVAC expertise.

By AirGreen Climatisation & Chauffage Admin15 min read
Installation of a MIDEA EVOX G3 2-Ton Electric Furnace in Pointe-Claire
Installation of a MIDEA EVOX G3 2-Ton Electric Furnace in Pointe-Claire
–chapters in this story
15 minreading time
–type of installation
2026year 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: central heat pump, indoor module and ducts

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. It captures or rejects heat outside. It sits on a level base, above the snow, with free space all around.

  2. The insulated refrigerant lines enter the house through a sealed opening and run to the indoor coil.

  3. A shut-off switch near the outdoor unit isolates it safely for service.

  4. Sitting on the indoor module, it moves heat between the house air and the refrigerant.

  5. Electric furnace or air handler: its fan pushes air through the ducts. The electric backup takes over in extreme cold.

  6. Supply ducts bring air to the rooms; returns bring it back to the unit. Their condition matters as much as the unit's.

  7. It protects the coil and the fan. A dirty filter cuts airflow, so it gets checked regularly.

  8. It runs the heat pump and the backup heat. It must be compatible with the installed system.

The job

Compact Central Installation in a Demanding Mechanical Space in Pointe-Claire

In a Pointe-Claire residence, our AirGreen team recently installed a MIDEA EVOX G3 2-ton electric furnace, integrated into a central system with an air handler. This type of project perfectly represents the reality of many homes in Montreal's West Island: restricted mechanical spaces, existing ducts that need adaptation, sometimes tight access, and a very clear client expectation—to achieve stable, quiet, and efficient comfort without unnecessarily altering the interior layout.

In this specific case, the MIDEA indoor unit was installed in a narrow mechanical room, adjacent to an interior door, with an existing duct network already in place above the unit. The job site photo clearly shows the complexity of the intervention: the air handler is positioned in a mechanical alcove with limited width, along with a return air duct, insulated refrigerant lines, metal ducts, electrical supply, and limited clearance for tools and technicians. This is not an installation where equipment can simply be dropped in and quickly connected. Every step requires precision.

At AirGreen, we approach this type of HVAC installation as a complete integration job. The goal is not just to replace or add a machine, but to create a cohesive central system: airflow, line insulation, future HVAC maintenance accessibility, airtight connections, solid connections, component protection, and professional finishing.

Why the Choice of a MIDEA EVOX G3 2-ton was Relevant for this Residence

The MIDEA EVOX G3 series is particularly attractive for homeowners looking to modernize their central system with a powerful, compact solution tailored to the real needs of a home. In this Pointe-Claire installation, the 2-ton format was suitable for the home's configuration and the capacity required to ensure a good balance between comfort, efficiency, and regular operation.

An electric furnace with an air handler plays a central role in air distribution. It becomes the heart of the ventilation and heating system when combined with a well-designed duct network. In a home already equipped with a central system, this type of unit allows for uniform air distribution in main rooms, bedrooms, hallways, and living areas.

The MIDEA EVOX G3 2-ton stands out with several important advantages in a residential context:

  • a design adapted to compact mechanical spaces;
  • compatibility with modern central systems;
  • stable air distribution when the duct network is well adjusted;
  • clean integration with insulated refrigerant lines;
  • an ideal configuration for residences where comfort is to be improved without multiplying wall-mounted units;
  • a relevant solution for residential projects in Montreal, Laval, Longueuil, on the North Shore, and the South Shore.

In the case of Pointe-Claire, the space available around the unit was limited, which made the choice of a compact central unit even more important. Equipment that was too bulky would have complicated access to the door, service panel, and connections. The format of this MIDEA EVOX G3 allowed for a neat installation while maintaining reasonable accessibility for future interventions.

An Installation Where Mechanical Space Dictated the Method

One of the most visible challenges on this job site was the installation environment. The mechanical room did not offer much clearance. The concrete wall, existing ducts, nearby door, tools on the ground, and existing connections required rigorous coordination.

Before securing and connecting the unit, our team had to evaluate several elements:

  • the alignment of the unit with existing ducts;
  • the position of the refrigerant connections;
  • the safe routing of insulated lines;
  • the protection of surrounding surfaces;
  • the necessary space to open service panels;
  • the possibility of future maintenance without unnecessarily disassembling components;
  • the stability of the unit in a confined space.

This type of constraint is common in homes in Pointe-Claire, Dorval, Beaconsfield, Saint-Laurent, and several older sectors of Montreal. Mechanical rooms were not always designed to accommodate modern HVAC equipment. This therefore requires concrete field experience, and not just theoretical knowledge of technical specifications.

Connecting to Existing Ducts: A Critical Step

The MIDEA unit was installed under an existing network of metal ducts. For a central system, this step is crucial. Even excellent equipment can yield disappointing results if the duct connection is poorly executed. Air leaks, misaligned transitions, or poor sealing can cause a loss of efficiency, noise, unbalanced airflow, and premature wear of components.

In this installation, our team worked carefully on the junction between the unit and the existing network. The objective was to maintain a clean, stable, and well-sealed airflow path. The ducts above the unit were taken into account when positioning the unit to avoid mechanical stress or forced connections.

A good central connection must adhere to three essential principles:

  1. Preserve the airflow specified by the manufacturer
    Insufficient airflow can negatively impact comfort and reduce system efficiency.
  2. Limit losses during transitions
    Junctions must be well sealed, especially in hard-to-reach areas.
  3. Maintain accessibility for maintenance
    Service panels, electrical connections, and fittings must remain accessible.

This approach is particularly important for homeowners comparing several HVAC installation options in Montreal, Laval, Longueuil, on the North Shore, or the South Shore. The chosen product matters, but the quality of on-site integration matters just as much.

Management of Refrigerant Lines and Insulation

In the photo, we see a white insulated line descending towards the lower part of the unit. This insulation is not an aesthetic detail: it plays a direct role in the system's performance. A poorly insulated line can lead to thermal losses, unwanted condensation, or premature degradation of certain materials around the installation.

In this Pointe-Claire project, we paid particular attention to the routing of the lines to ensure they were protected, well-positioned, and had sufficient clearance to avoid friction. In a cramped mechanical room, lines can easily be compressed, excessively bent, or exposed to contact with metal edges. Our job is to prevent these problems during installation, rather than correcting them later.

A well-designed installation also simplifies future diagnostics. When a technician returns for HVAC maintenance, a pressure check, a coil inspection, or an intervention on connections, they must be able to quickly understand the line routing and access important points without unnecessarily disassembling the environment around the unit.

The Finish Around the Unit: A Sign of Lasting Quality

A often underestimated part of central installations is the finish around the equipment. In mechanical spaces, some might be tempted to leave approximate connections under the pretext that the room is not visible daily. At AirGreen, we see things differently. A clean finish in a technical room is an indicator of seriousness, safety, and durability.

In this installation, the MIDEA EVOX G3 unit was positioned to respect the room's constraints while maintaining an organized appearance. Visible connections, insulated lines, and connections at the base of the unit were handled with care. The proximity of the door made this precision even more important: the unit had to integrate into the space without impeding passage or creating problematic contact points.

A neat finish also helps reduce several risks:

  • vibrations transmitted to surrounding elements;
  • friction on line insulation;
  • obstruction of access to panels;
  • dust accumulation in poorly sealed spaces;
  • difficulty inspecting components during service.

For a homeowner, these details are not always visible at first glance. However, they make a big difference after several years of use.

Electric Furnace and Air Handler: Understanding the Role of Each Component

An electric furnace with an air handler in a central system is used to circulate conditioned or heated air through the home's ducts. Unlike a wall-mounted unit that treats a specific area, a central system aims for a more global distribution of comfort.

The role of the air handler is to push air through the duct network, with an airflow adapted to the system's capacity. In a properly installed configuration, this allows for:

  • a more uniform temperature between rooms;
  • better air circulation;
  • more discreet integration than with multiple visible units;
  • compatibility with existing residential configurations;
  • a comfortable solution for families who want to avoid significant differences between floors or zones.

In a Pointe-Claire home, this choice is particularly logical when the duct network is already present and in usable condition. Before proceeding, however, it is necessary to verify that the ducts are suitable, that the mechanical space allows for installation, and that the selected equipment matches the actual needs of the residence.

Mistakes to Avoid in a Central Installation Like This One

This project illustrates several pitfalls that homeowners should avoid when planning a central HVAC installation.

Choosing Equipment Based Solely on Price

Cost is important, but it should never be the only criterion. An improperly sized electric furnace or air handler can cause uncomfortable cycles, unnecessary consumption, or inadequate airflow. The right choice depends on the home, the duct network, insulation, the volume to be treated, and the client's expectations.

Neglecting Service Space

A unit installed too close to a wall, door, or obstacle can become difficult to maintain. In this Pointe-Claire installation, the proximity of the door required particular attention. We considered access to panels and potential future interventions.

Underestimating the Importance of Ducts

A central system heavily relies on the distribution network. Poorly sealed, undersized, or improperly connected ducts can limit performance, even with a quality machine. This is why our team always inspects the existing environment before finalizing the installation.

Ignoring the Quality of Line Insulation

Refrigerant lines must be well protected. Neglected insulation can create condensation problems or a loss of efficiency. In a cramped mechanical space, this point becomes even more important.

An AirGreen Approach Adapted to Homes in Pointe-Claire and the West Island

Pointe-Claire features a wide variety of residences: renovated family homes, older properties, constructions with technical basements, tight mechanical spaces, and duct networks sometimes modified over the years. This diversity demands a flexible approach.

At AirGreen, we do not treat a central installation as a simple standardized operation. We first analyze the reality of the building. In this project, the team had to deal with a tight configuration and an existing network that required precision and method. The final result is a compact, clean installation adapted to the actual use of the home.

This local expertise is also useful in other areas we regularly serve: Montreal, Laval, Longueuil, the North Shore, and the South Shore. Constraints change from one property to another, but the principles remain the same: choose the right equipment, respect technical requirements, protect system performance, and provide a durable installation.

Subsidies, Efficiency, and Long-Term Value

Homeowners considering the installation of a MIDEA EVOX G3 central system often ask about financial aid programs, energy savings, and long-term value. Eligibility for subsidies always depends on the exact model, the installed configuration, the criteria in effect at the time of the project, and the specific requirements of available programs.

For this reason, we always recommend validating eligibility before installation, especially when the client wishes to integrate this financial aid into their overall budget. At AirGreen, we assist our clients with this verification to avoid unpleasant surprises. A technical sheet, a model number, an indoor-outdoor combination, or a performance requirement can influence eligibility.

Even when a subsidy is available, the choice of a system should not be based solely on this factor. Actual performance, installation quality, parts availability, compatibility with the home, and reliability of after-sales service are all equally important.

What the client gains with a well-executed installation

At the end of this type of project, the client doesn't just see a new machine installed in their mechanical room. They benefit from a better structured, cleaner, more reliable, and better adapted central system for their daily life.

An installation like this 2-ton MIDEA EVOX G3 electric furnace in Pointe-Claire brings several concrete advantages:

  • a modern central unit integrated into the existing infrastructure;
  • better air distribution management;
  • a compact installation in a difficult space;
  • preserved access for future maintenance;
  • a cleaner mechanical finish;
  • a solution adapted to the needs of a family residence;
  • professional support from a team specialized in HVAC.

The comfort of a central system never depends on a single element. It relies on the balance between equipment, ducts, fittings, positioning, airflow, and the quality of commissioning. It is precisely this balance that our team focuses on in every project.

Why entrust this type of installation to AirGreen

Installing a central electric furnace in a confined space requires more than just product knowledge. It requires an understanding of building mechanics, aerodynamics, access constraints, safe installation practices, electrical requirements, and the reality of homes in the region.

AirGreen regularly intervenes on residential and commercial projects in Montreal, Laval, Longueuil, on the North Shore and the South Shore. This experience allows us to quickly identify the risks of a poorly planned installation: poorly adapted ducts, inadequate clearance, poorly protected lines, blocked service access, or connections that complicate future maintenance.

Our approach is based on three priorities:

  1. Install the right equipment in the right place
    The choice of model and capacity must correspond to the home, not just a quick estimate.
  2. Care for invisible details
    Connections, insulation, positioning, and service access determine the real quality of the installation.
  3. Think long-term
    A central system must be efficient today, but also accessible and reliable for years to come.

This installation in Pointe-Claire is a good example of what distinguishes professional work: a well-chosen machine, careful integration into a complex space, and constant attention to technical details.

Precise, durable, and building-adapted HVAC achievement

The installation of this MIDEA EVOX G3 2 tons in Pointe-Claire demonstrates the importance of rigorous execution in central system projects. The mechanical space was tight, existing ducts required careful adaptation, and each connection had to be designed to preserve performance and future accessibility.

For homeowners considering an electric furnace, an air handler, a central heat pump, or a complete modernization of their HVAC system, this project shows that a good result depends as much on the quality of the machine as on the expertise of the installer. A well-executed installation improves comfort, protects the investment, and reduces the risk of premature interventions.

At AirGreen, we put the same care into every project, whether in Pointe-Claire, elsewhere on the island of Montreal, in Laval, in Longueuil, on the North Shore, or on the South Shore. Our role is to offer a clear, reliable, and building-adapted HVAC solution for each property, with a clean installation designed to last.

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 ducts, the current indoor module, the electrical panel and the planned spot for the outdoor unit.

  1. The on-site estimateWe look at the ducts, the current indoor module, the electrical panel and the planned spot for the outdoor unit.
  2. The quoteThe equipment combination, capacity and price, in writing. We check whether the combination qualifies for assistance programs.
  3. Getting readyAccess protected, old unit disconnected and removed when it is being replaced.
  4. The indoor moduleElectric furnace or air handler, with its coil, connected to the supply and return ducts.
  5. The outdoor unitOn a level base, raised above the snow, with free space all around.
  6. The refrigerant linesInsulated, they enter through a sealed opening and run to the indoor coil.
  7. Electrical and thermostatDedicated circuits, accessible disconnect, a thermostat that works with the heat pump and the backup heat.
  8. Tests and start-upLeak test, vacuum, start-up, airflow check and a test of both modes.
  9. The walkthroughFilter, thermostat, backup heat in extreme cold: what to know before winter.
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.

Size checkYour electric furnace, 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.

    • Check the indoor module's filter.
    • Clear winter debris from the outdoor unit.
    • Test cooling before the heat arrives.
    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. A central heat pump uses the house's ducts.

    2. In extreme cold, electric backup heat can take over.

    3. The filter only gets changed when the unit breaks down.

    4. You can reuse the old unit's size without checking.

    Frequently asked questions

    What people ask us about this kind of work

    11 questions
    Can I keep my current ducts?
    Often, yes: the central heat pump connects to the existing ducts. We check their condition and size during the estimate.
    What happens in extreme cold?
    The indoor module (furnace or air handler) works with the central heat pump and takes over in extreme cold.
    Furnace, air handler, ducted: what is the difference?
    The furnace or air handler is the indoor module of the central system. A ducted system hides in the ceiling: all you see are small supply grilles.
    Are there grants?
    Depending on the equipment and your situation, assistance programs may apply. AirGreen checks the exact combination before quoting an amount. See the grants.
    Do I need a permit?
    Rules vary from city to city. See permits and by-laws, and we check for your address.
    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.
    Will my current thermostat work?
    Not always: the thermostat has to run the heat pump and the backup heat. We check compatibility during the estimate.
    Central or wall units: which one?
    If the house has ducts in good shape, a central system heats and cools every room at once. Without ducts, wall units or a multi-zone are often simpler. We compare on site.
    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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