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Get a price for your project in less than 24 hours anywhere in Saint-Gérard-Majella!

✅ Over 15 years of experience!

✅ Over 10,000 customers trust us!

✅ Warranty included for every product and service!

✅ Transparent and competitive pricing!

✅ The largest selection in Quebec, residential and commercial!

✅ Quick and professional installation!

✅ Work protected by $5,000,000 liability insurance!

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Permits and Regulations: Saint-Gérard-Majella

If you are planning an air conditioning, ventilation or heating project in Saint-Gérard-Majella, it is essential to find out beforehand whether you need to obtain a permit.

Furthermore, it is strongly recommended to consult the regulations in force concerning the installation of heat pumps or air conditioners to ensure a compliant and trouble-free implementation!

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AirGreen is proud to be part of:

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Logo of Régie du bâtiment Québec with fleur-de-lis symbols.
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Certain Categories of Residential Air Conditioning, Ventilation & Heating in Saint-Gérard-Majella

Modern wall-mounted air conditioner in a living room, providing efficient cooling in a bright and minimalistic space.
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Don't make the mistake of buying a wall-mounted system without reading our 2025-2026 Buying Guide ! Discover the best models, our tips for saving money, and everything you need to know before making your choice. Click here to access this essential guide and make a smart investment now!

Some of Our Partners in Saint-Gérard-Majella

Some of our Repair Services in Saint-Gérard-Majella

Sharp AirGreen AIREST air conditioner with WiFi and energy-efficient features, rated by RenoClimat and Energy Star.

In Stock at AirGreen!

A New Standard in Air Conditioning and Air Purification!

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Certain Categories of Commercial Air Conditioning, Ventilation & Heating in Saint-Gérard-Majella

  • Collage of modern cityscapes with industrial buildings, scenic views, and sunset skyline featuring silhouetted birds and smokestacks.
  • Modern commercial spaces with large windows, greenery, and industrial interiors showcasing natural light and ventilation systems.
  • Industrial HVAC systems, cooling fans, and units in a large warehouse facility highlighting ventilation and climate control technology.

Some of our Cleaning Services in Saint-Gérard-Majella

Some of our recent service calls

Information before buying

AirGreen vehicles and equipment in a vibrant autumn setting, ready for HVAC installation and climate services.

Montreal heritage and structured local application

A family-owned business based in Montreal with over 15 years of experience in HVAC , AirGreen Climatisation & Chauffage offers proven expertise in installing new systems for residential, commercial, and industrial projects. This expertise is demonstrated through concrete projects in Saint-Gérard-Majella , where climatic constraints, building usage, and performance objectives demand rigorous technical planning. Expansion on the South Shore relies on a structured organization, including support from the Boucherville showroom, to ensure consistent coordination of installation projects. This presentation focuses on the approach related to new installations , highlighting:


  • cumulative experience applied to diverse contexts

  • the ability to execute on different building scales

  • organizational continuity in the execution of mandates
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Technologies tailored for distinct buildings and uses

The interventions described relate exclusively to newly installed HVAC systems designed for houses , multi-unit dwellings , commercial spaces , and mixed-use buildings . AirGreen integrates all relevant solutions— wall-mounted heat pumps , wall-mounted air conditioners , central heat pumps , central air conditioners , multi-zone systems , air-to-water systems , PTAC/VTAC , as well as ventilation including air exchangers, humidity control, and fresh air supply. Selection and sizing are based on a structured technical analysis that takes into account:


  • construction characteristics and building envelope

  • usage profiles and occupancy patterns

  • calculated thermal loads

  • operational and energy efficiency objectives

Coordinated process ensuring functional sustainability

Each installation project follows a structured methodology aimed at long-term reliability , controlled scalability , and stable performance. This approach includes system analysis, load assessment, equipment compatibility verification, implementation coordination, and final commissioning , without reference to repair or maintenance activities. The foundations of this organization include:


  • technical alignment between design and implementation

  • the precise synchronization of the integration steps

  • functional validation during commissioning

    The system allows for predictable and reproducible operation over time.

Documented compliance and sustainable territorial relevance

Project execution adheres to a strict framework of quality workmanship , regulatory compliance , and technical coordination, incorporating comprehensive commissioning procedures, detailed documentation, and structured system handover. AirGreen assists clients in understanding applicable subsidy programs , including those from Hydro-Québec and federal initiatives, without presenting them as guaranteed or delegating their administration. This discipline emphasizes:


  • the durability of the installations

  • operational stability over time

  • measurable energy efficiency

    Such a methodological framework directly meets the requirements of the projects carried out in Saint-Gérard-Majella , where sustained performance and documented compliance are essential parameters.
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Career: Join the AirGreen team in Saint-Gérard-Majella!

Join our dynamic team at AirGreen! We have several positions available in the Saint-Gérard-Majella area and the rest of the Montérégie region!

  • Refrigeration Technician / Refrigeration Specialist
  • HVAC Installer
  • Duct installers
  • Apprentices
  • Sales Representative
  • Customer Service Representative
  • Maintenance staff
  • Estimator
  • Warehouse staff
  • Project Manager
  • And many others!
View our job offers and apply now!