Allergies et climatisation : comment un bon système de clim peut améliorer la qualité de l’air de votre maison
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Allergies and Air Conditioning: How a Good AC System Can Improve the Air Quality in Your Home

Improving indoor air quality with a reliable air conditioning system: a crucial issue for households sensitive to allergies

In regions like Montreal, Laval, Longueuil, the North Shore and the South Shore, where seasonal changes are significant, many households experience heightened allergic reactions due to poor indoor air quality. At AirGreen, we understand that air conditioning systems do far more than just cool your home — they play a central role in filtering the air, reducing allergens, and creating a healthy indoor environment. This article dives deep into how a well-chosen and well-maintained AC system can become your best ally against allergies.

Allergies at home: a more common issue than most think

Allergens are everywhere — pet dander, dust mites, pollen, mold… They can infiltrate your home through windows, clothing, or poorly maintained ventilation systems. These microscopic particles trigger allergic reactions such as sneezing, itching, headaches, or even asthma.

The role of air conditioning in purifying indoor air

A well-designed air conditioning system doesn’t just regulate temperature. It’s also equipped with high-efficiency filters, and sometimes advanced purification systems, capable of capturing a wide variety of pollutants. Here's how:

Fine particle filtration

Modern wall-mounted air conditioners like the FUJITSU KZAH R-32, Sharp ZU1, or Gree Lomo models are often equipped with HEPA filters, washable pre-filters, and activated charcoal deodorizing filters. These components allow for:

  • Trapping pollen, pet dander, mold spores

  • Reducing unpleasant odors

  • Preventing dust buildup in ducts

Humidity control

Allergens such as dust mites and mold thrive in humid environments. A high-performance air conditioning system will effectively regulate indoor humidity levels, which is especially important during Montreal’s humid summers.

Constant and refreshed air circulation

By continuously moving air and pulling it through its filters, your air conditioner helps refresh indoor air, preventing allergen buildup and stagnation.


Case Study: AirGreen installation in Longueuil with a FUJITSU KZAH R-32 wall-mounted air conditioner

One of our clients in Longueuil, suffering from chronic allergies, reached out to us looking for a long-term solution. After a personalized evaluation, our team recommended and installed a FUJITSU KZAH R-32 12,000 BTU wall-mounted heat pump, known for its multi-stage air filtration technology and low noise level, ideal for a bedroom.

The installation was completed in a single day. We chose a strategic wall location to ensure optimal air circulation. The system was paired with an indoor air quality sensor, allowing real-time tracking of particle levels. Within just two weeks, the client reported a significant reduction in allergy symptoms, especially overnight.


The real benefits of a good AC system for allergy sufferers

  • Noticeable improvement in air quality

  • Reduction in respiratory symptoms

  • Lower indoor humidity

  • Better sleep quality

  • Healthier atmosphere for children and the elderly


What to avoid: common mistakes made by homeowners

1. Choosing a low-quality unit

An air conditioning system without proper air filtration will only circulate existing allergens. Avoid cheap models lacking specialized filters.

2. Neglecting maintenance

A dirty filter becomes a breeding ground for allergens. At AirGreen, we recommend a full HVAC maintenance service at least once a year, or twice annually in cases of severe allergies.

3. Poor installation

An improper installation can lead to air leaks, humidity issues, or poor airflow. Our certified technicians ensure that every detail is optimized.


Practical advice from our AirGreen team

  • Choose a high-efficiency wall-mounted air conditioning system (inverter, R-32 or R-454B).

  • Install indoor air quality sensors to monitor changes in real-time.

  • Reach out to our specialized team for a complete HVAC diagnosis.

  • Consider adding a standalone air purifier as a supplement for sensitive areas.


Grants and incentives to enhance your indoor comfort

Many of our clients from Laval, the North Shore and South Shore have benefitted from Hydro-Québec’s LogisVert grants, up to $1,860, especially for installing Gree Extreme or Bosch BIVA IDS Premium wall-mounted air conditioners. These incentives significantly lower the overall cost of installation while boosting indoor comfort and air quality.


Why trust AirGreen?

With hundreds of successful installations across Montreal, Laval, Longueuil, the North Shore and the South Shore, we’ve developed a unique expertise in HVAC solutions tailored for allergy-prone households. Our approach combines custom diagnostics, rigorous equipment selection, professional installation, and top-tier after-sales service.


Conclusion: A well-thought-out AC system means a better life

At AirGreen, we believe true comfort comes from being able to breathe clean air at home. By investing in a wall-mounted air conditioning system tailored to allergy sufferers, you’re improving not just thermal comfort, but your overall quality of life every single day.

Contact our team today for a personalized home assessment. Together, let’s create a healthier indoor environment for you and your family.

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