Installation d’une thermopompe centrale MIDEA EVOX G3 3 tonnes à Terrebonne : performance optimale pour un confort quatre saisons
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Installation of a 3-ton MIDEA EVOX G3 central heat pump in Terrebonne: optimal performance for four-season comfort

A High-Performance Central HVAC Solution Adapted to Terrebonne's Realities

At AirGreen, we recently completed a full HVAC installation in Terrebonne, showcasing the power and reliability of the MIDEA EVOX G3 3-ton central heat pump. This project perfectly illustrates how a well-designed solution can transform a residence's indoor comfort while optimizing energy consumption, even in Quebec's demanding climate conditions.

Located in a quiet residential area of Terrebonne, the property presented typical challenges: limited space for the outdoor unit, a need for stable performance in winter, and the owner's desire to replace an old energy-intensive system. Our mandate was clear: propose a durable, efficient, and perfectly integrated solution into the existing environment.

Why the MIDEA EVOX G3 is a Strategic Choice for Terrebonne and the North Shore

Exceptional Performance in Cold Climates

The MIDEA EVOX G3 central heat pump stands out for its ability to maintain stable heating performance down to -30°C, making it an ideal choice for residences in Terrebonne, Laval, and the entire North Shore. Thanks to its advanced Inverter compressor technology and M-Power system, it ensures constant warmth, even during intense cold snaps.

In this specific project, the client wanted to eliminate temperature variations between floors. After installation, we observed homogeneous distribution of warm air, eliminating previously problematic cold spots.

Energy Efficiency and Advantageous Subsidies

This model boasts solid performance:

  • SEER2: 17.7
  • HSPF2: 10.0
  • EER2: 12.0
  • ENERGY STAR® Cold Climate Certification

Furthermore, this installation is eligible for a LogisVert grant of up to $3720, representing a major financial leverage for homeowners looking to modernize their HVAC system in Terrebonne or on the South Shore and in Montreal.

Eco-friendly Refrigerant and Advanced Technology

The MIDEA EVOX G3 uses R-454B refrigerant, known for its low global warming potential (GWP). This technological choice is part of a responsible approach, increasingly sought after by owners concerned about their environmental impact.


Detailed Installation Process in Terrebonne

Initial Analysis and Planning

Before any intervention, our team conducted a complete on-site evaluation:

  • Inspection of existing ducts
  • Accurate calculation of heating load
  • Verification of electrical capacity (220V required)
  • Identification of the optimal location for the outdoor unit

In this specific case, outdoor space was limited, adjacent to an access door. We therefore opted for an installation on elevated wall mounts to:

  • Protect the unit from snow accumulation
  • Optimize air circulation
  • Minimize vibrations and noise

Outdoor Unit Installation

The outdoor unit (model MO1SE-H36B-2A) was installed with precision:

  • Solid mounting on metal supports
  • Perfect leveling to ensure proper compressor operation
  • Connection of refrigerant piping (3/8 - 3/4)
  • Complete insulation of lines to prevent heat loss

A critical point in this installation was the aesthetic management of the ducts. We integrated a discreet line cover to preserve the house's exterior appearance.

Indoor Unit Installation

The indoor unit (model MAUSE-H36B-2A) was installed in a confined technical space. Thanks to its compact vertical design, we were able to:

  • Maximize available space
  • Facilitate access for future maintenance
  • Ensure optimal connection to existing ducts

We also integrated a high-efficiency filter compatible with MERV 13, significantly improving indoor air quality.


Challenges Encountered and AirGreen Solutions

Outdoor Space Constraints

Installation near a door required particular attention:

  • Minimum distance respected for ventilation
  • Strategic orientation of the fan
  • Protection against water splashes and ice accumulation

Drainage Management

We designed an efficient drainage system to prevent water accumulation under the unit, a common problem in poorly planned installations.

Noise Optimization

With an outdoor sound level of 62.5 dB(A), we took care to adjust the supports and alignment to reduce any vibration transmitted to the structure.


Tangible Results for the Client

After commissioning, the results were immediate:

  • Constant thermal comfort throughout the house
  • Significant reduction in energy costs
  • Silent operation, both indoors and outdoors
  • Smart control via integrated WiFi

The client particularly appreciated the system's stability during the first cold nights, confirming the reliability of the central heat pump.


Practical Tips for a Successful Installation

Choosing the Right Capacity

A 3-ton (36,000 BTU) unit is generally suitable for:

  • Medium to large single-family homes
  • Well-insulated properties
  • Existing forced-air systems

Incorrect sizing can lead to:

  • Excessive energy consumption
  • Premature wear
  • Insufficient comfort

Do Not Neglect Installation

Even the best machine will lose efficiency if the installation is poorly done. At AirGreen, we emphasize:

  • Rigorous vacuuming
  • Pressure tests
  • Airflow verification
  • System calibration

Consider HVAC Maintenance

To maintain performance:

  • Filter cleaning every 3 months
  • Annual inspection
  • Checking electrical connections

Recognized Expertise in Montreal, Laval, Longueuil, and on the North Shore

This project in Terrebonne is part of our extensive experience in HVAC installation in the greater Montreal area, including Laval, Longueuil, the North Shore, and the South Shore. Each installation is unique, and our personalized approach guarantees lasting and efficient results.

We have already installed several MIDEA EVOX G3 systems in various contexts:

  • Single-family homes
  • Duplexes and triplexes
  • Renovation properties

The feedback is consistent: reliability, comfort, and energy savings.


Conclusion: A Strategic and Sustainable HVAC Installation

The installation of this MIDEA EVOX G3 central heat pump in Terrebonne demonstrates that a judicious technological choice, combined with rigorous execution, allows for achieving a superior level of comfort while controlling energy costs.

At AirGreen, we apply our expertise to every project, taking into account the specific realities of each home. This approach guarantees efficient, durable installations adapted to Quebec winters.

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