Installation d’une thermopompe murale GREE CHARMO R32 à Sainte-Catherine
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Installation of a GREE CHARMO R32 wall-mounted heat pump in Sainte-Catherine

A HVAC Installation Perfectly Suited for a Bright Condo on the South Shore

At AirGreen, we recently completed a GREE CHARMO R32 wall-mounted heat pump installation in a condo located in Sainte-Catherine, on the South Shore of Montreal. This project perfectly illustrates our approach: a precise analysis of the space, rigorous equipment selection, and a clean, durable, and high-performance installation.

Upon our arrival on-site, we noted that the client wished to improve both thermal comfort in winter and air conditioning in summer, while also reducing their energy consumption. The condo, located on an upper floor with large windows, presented significant temperature variations depending on the season.

The image above clearly shows the indoor unit installed high up, just above a window, a strategic position allowing for optimal air distribution throughout the room.


Why the GREE CHARMO R32 was the ideal choice

A powerful and compact wall-mounted heat pump

The GREE CHARMO R32 model is one of the most effective modern solutions for homes in Montreal, Laval, Longueuil, and the South Shore. This compact wall unit offers an excellent balance of performance, discretion, and energy efficiency.

Among its main advantages:

  • R32 Refrigerant: More eco-friendly and efficient than older gases
  • Effective heating operation even in cold Quebec weather
  • Very low noise level, ideal for living spaces
  • Sleek design that easily integrates into a modern interior
  • Precise temperature control (shown here set to 28°C)

Capacity and performance adapted to the dwelling

For this project in Sainte-Catherine, we selected a capacity suited to the condo's area and insulation. A common mistake in HVAC is oversizing or undersizing equipment. At AirGreen, we always perform a precise thermal calculation to avoid:

  • Excessive energy consumption
  • Inefficient short cycles
  • Premature system wear

Challenges encountered during installation

Strategic positioning above the window

The installation visible in the image has a unique feature: the indoor unit is installed above a large window. This choice is never accidental.

Our technicians had to consider:

  • The wall structure to ensure solid fastening
  • The necessary space for air circulation
  • Optimal access for future maintenance
  • The overall aesthetics of the room

This type of installation requires great precision to avoid problems with condensation, noise, or performance.

Conduit routing and visual discretion

In this condo, the challenge was also to maintain a clean and discreet finish. Therefore, we:

  • Minimized the visual impact of the conduits
  • Optimized the routing of refrigerant lines
  • Ensured complete insulation to prevent any loss of efficiency

The result: an installation that is virtually invisible from the inside, with maximum performance.


AirGreen Installation Process

Key project steps

Here’s how this wall-mounted heat pump installation in Sainte-Catherine unfolded:

  1. On-site evaluation
    Analysis of client needs, inspection of walls, windows, and insulation.
  2. System selection
    Recommendation of the GREE CHARMO R32 model based on the volume to be air-conditioned and heated.
  3. Site preparation
    Surface protection, preparation of wall supports.
  4. Indoor unit installation
    Precise wall mounting, as illustrated in the image.
  5. Outdoor unit installation
    Positioned to maximize performance and reduce noise.
  6. Connection and commissioning
    Complete tests, pressure checks, system calibration.
  7. Client training
    Explanation of operation and best usage practices.

Final result: comfort and energy efficiency

After the installation, the client immediately noticed:

  • Uniform temperature throughout the room
  • A significant reduction in noise compared to their old system
  • Rapid heat-up despite cold outdoor temperatures

The heat pump, set to 28°C in the image, demonstrates its ability to provide efficient heating even in winter.


Subsidies and energy savings in Quebec

One of the important aspects for our clients on the South Shore, Montreal, and Laval is access to financial aid programs.

The GREE CHARMO R32 heat pump may be eligible for certain provincial subsidies, especially if it meets the current energy efficiency criteria.

At AirGreen, we assist our clients in:

  • Checking eligibility for programs
  • Preparing necessary documents
  • Maximizing possible savings

Practical advice for a successful installation

What to avoid

Throughout our many HVAC installations, we have identified common mistakes:

  • Installing the unit too low or in a closed corner
  • Neglecting the importance of duct insulation
  • Choosing equipment based solely on price
  • Ignoring regular maintenance

Our recommendations

To guarantee the performance of your wall-mounted air conditioner or heat pump:

  • Always use certified professionals
  • Request a complete thermal evaluation
  • Schedule annual maintenance
  • Ensure that the installation complies with local standards

Why choose AirGreen for your HVAC installation

Our expertise in the Montreal, Laval, Longueuil, North Shore, and South Shore regions allows us to offer installations perfectly adapted to Quebec's climatic realities.

What sets us apart:

  • A personalized approach for each project
  • Clean, durable, and aesthetic installations
  • In-depth knowledge of equipment like GREE CHARMO R32
  • Reliable and accessible after-sales service

Conclusion: an optimized installation for the Quebec climate

This installation in Sainte-Catherine demonstrates that a well-chosen and properly installed wall-mounted heat pump can transform the comfort of a living space.

Thanks to our expertise in HVAC installation, the client now benefits from a high-performance, quiet, and economical system, perfectly adapted to the region's climatic variations.

At AirGreen, every project is an opportunity to demonstrate our expertise and commitment to quality.

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