Pourquoi les vieux climatiseurs muraux sont-ils dangereux ? L’alerte lancée par AirGreen à Montréal
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Why Are Old Wall-Mounted Air Conditioners Dangerous? AirGreen Issues an Alert in Montreal

The Hidden Risks of Aging Wall-Mounted Air Conditioners: What Montreal Homeowners Absolutely Need to Know

At AirGreen, we frequently encounter aging wall-mounted air conditioners in many homes throughout Montreal, Laval, Longueuil, as well as the North Shore and South Shore. Although these units may appear to function normally, their aging process often poses a real danger to the safety, health, and comfort of occupants. In this article, we will clearly explain the risks associated with these outdated installations and how our experienced team intervenes to ensure your safety while optimizing your comfort.

The Main Dangers Associated with Old Wall-Mounted Air Conditioners in Montreal

Mold Accumulation and Health Impacts

One of the major issues we regularly encounter during interventions in Montreal is significant mold and bacterial accumulation inside aging wall-mounted air conditioners. This situation arises when regular maintenance is neglected on units such as older models from Fujitsu, Sharp, or Panasonic.

These molds, when dispersed into the air, can cause:

  • Chronic respiratory issues

  • Frequent asthma attacks

  • Severe allergies, particularly among children and seniors

At AirGreen, our technicians perform thorough and professional cleaning of these units to eliminate any potential health risks, thus protecting your family's health.

High Fire Risk from Faulty Electrical Circuits

Another frequent danger posed by older wall-mounted air conditioners lies in the deterioration of internal electrical components. We regularly observe units with damaged wiring or faulty electrical connections, especially in installations older than 10 years.

These electrical faults can:

  • Cause sudden short circuits

  • Significantly increase the risk of household fires

  • Seriously damage your property

We strongly recommend our Montreal clients undergo thorough annual inspections to quickly detect these potential hazards and avoid unnecessary risks.

Refrigerant Leaks: An Environmental and Health Hazard

Older wall-mounted air conditioners often use now-obsolete and highly harmful refrigerants, such as R-22. In Montreal and Quebec, these gases are now strictly regulated due to their negative impact on the environment and the ozone layer.

Refrigerant leaks can cause:

  • Significant reduction in cooling performance

  • Substantial increase in energy costs

  • Direct environmental and health risks from prolonged exposure

At AirGreen, we systematically replace these units with modern wall-mounted air conditioners using environmentally friendly refrigerants like R-32 or R-454B, eligible for Hydro-Québec's LogisVert subsidies.

How AirGreen Protects Your Safety by Replacing Old Wall-Mounted Air Conditioners in Montreal

Accurate and Professional Diagnostics of Your Current Installation

Our certified technicians systematically perform detailed and rigorous diagnostics of your existing wall-mounted air conditioner. We precisely evaluate the condition of electrical components, coils, filters, and refrigerant. This meticulous diagnosis allows us to accurately identify potential risks before they become critical.

Personalized Recommendations for Suitable Equipment

After assessing your current installation, we advise you on choosing a new wall-mounted air conditioner specifically adapted to your needs and the size of your home. We regularly install highly efficient models in Montreal, such as:

  • Gree Extreme 18000 BTU wall-mounted air conditioner

  • Fujitsu KZAH R-32 12000 BTU

  • Lennox Quantum 2.0

These models ensure safety, optimal energy efficiency, and lasting comfort.

Rapid and Secure Installation in Montreal and Surrounding Areas

Thanks to our extensive experience throughout Greater Montreal, our interventions are always fast and efficient, minimizing any inconvenience to our customers. We also ensure safe disposal of old units in accordance with Quebec environmental standards.

Real-Life Example of a Successful AirGreen Intervention in Montreal

Recently, one of our clients living in the borough of Rosemont–La Petite-Patrie contacted us after noticing a persistent and concerning odor coming from their old Sharp wall-mounted air conditioner, which had been installed for over 15 years. After a thorough inspection, we identified severely deteriorated electrical components as well as significant internal mold growth.

We immediately replaced this unit with a new Gree Sapphire 18000 BTU wall-mounted air conditioner using the eco-friendly R-32 refrigerant. This swift intervention not only completely eliminated the danger but also significantly improved thermal comfort and indoor air quality.

Conclusion: Trust AirGreen to Eliminate Risks Associated with Old Wall-Mounted Air Conditioners in Montreal

At AirGreen, the safety, comfort, and satisfaction of our customers are our top priorities. We effectively intervene in every neighborhood of Montreal as well as Laval, Longueuil, the North Shore, and the South Shore, to replace outdated, dangerous, or inefficient wall-mounted air conditioners with modern, safe, and eco-friendly models.

If you have an old wall-mounted air conditioner in Montreal, don’t wait for problems to arise. Contact our specialized team today for a rapid, secure, and professional intervention.

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