Comment entretenir un échangeur d'air?
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How to maintain an air exchanger?

Ensuring the Longevity of Your Air Exchanger: A Comprehensive Maintenance Guide by AirGreen

As a top HVAC company based in Montreal, AirGreen is committed to providing solutions that enhance indoor comfort and air quality. Among these solutions are air exchangers, an essential component in maintaining an optimal indoor environment. However, to ensure their efficiency and longevity, regular maintenance of these units is paramount. This article provides a detailed guide on how to maintain your air exchanger to keep it functioning at its best.

Understanding Your Air Exchanger

Before delving into the maintenance steps, it's crucial to understand the role of your air exchanger. This HVAC device expels stale indoor air and draws in fresh outdoor air, thus regulating humidity levels, reducing indoor pollutants, and improving overall air quality. As such, maintaining your air exchanger is key to preserving a healthy and comfortable indoor environment.

The Importance of Regular Maintenance

Just like any other HVAC equipment, air exchangers require regular maintenance to perform efficiently. Regular maintenance helps prevent system failures, extends the lifespan of the unit, improves energy efficiency, and maintains high air quality. Furthermore, it can save you costly repair or replacement expenses down the line.

Air Exchanger Maintenance: Step-by-Step Guide

Here's a step-by-step guide on how to perform regular maintenance on your air exchanger:

1. Clean the Filters

The filters in your air exchanger trap dust and other pollutants from the incoming air. As such, they can get clogged over time and affect the unit's performance. Clean the filters every three months, or more often if you live in a particularly dusty area.

2. Clean the Heat Recovery Core

The heat recovery core is a crucial part of your air exchanger that transfers heat from the outgoing air to the incoming air, improving energy efficiency. This core should be cleaned at least once a year, usually in the spring.

3. Inspect and Clean the Fans

Over time, dust and debris can accumulate on the fans of your air exchanger, reducing its efficiency. It's important to inspect and clean these fans regularly.

4. Check the Ductwork

Make sure to check the ductwork of your air exchanger. Any leaks or blockages in the ductwork can significantly affect the performance of your unit. If any issues are found, it's best to call a professional to address them.

5. Schedule Regular Professional Inspections

Despite the tasks you can do on your own, having your air exchanger inspected by professionals like AirGreen is beneficial. They can spot and address potential problems that you might overlook.

Professional Maintenance Services by AirGreen

At AirGreen, we believe that maintaining your air exchanger shouldn't be a hassle. That's why we offer top-tier maintenance services. Our team of experienced technicians has the skills and knowledge to ensure your air exchanger remains in peak condition. Whether it's a routine inspection or addressing a complex issue, we're here to provide the solutions you need.


Maintaining your air exchanger is a crucial task that ensures the efficiency, longevity, and optimal performance of the unit. By following this comprehensive maintenance guide, you'll help maintain a healthy and comfortable indoor environment. Remember, while regular maintenance can be done independently, AirGreen is always ready to assist with more complex tasks.