Improve your indoor air quality and optimize your ventilation system efficiency.

The buildup of dust, allergens, mold, and even microorganisms in ventilation ducts is a serious concern for the health of occupants. Complete cleaning and disinfection are recommended at least every 5 years to prevent harmful accumulation.

Qualinet possède le savoir-faire, les équipements spécialisés et les produits éprouvés pour un nettoyage et une désinfection des conduits, que ce soit pour votre résidence ou un grand immeuble.

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Qualinet has the expertise, specialized equipment, and proven products for duct cleaning and disinfection, whether for your home or a large building.

Professional air duct cleaning with a blue rotating brush

A health issue, a guarantee of savings

Professional duct cleaning is the best investment for the health of your building and its occupants.

Health and safety: We target dust, mold, pollen, allergens, and harmful microorganisms. Disinfection with an appropriate biocide helps prevent bacteria, fungi, and virus proliferation.

Performance and savings: Competent cleaning ensures your systems operate at peak efficiency, reduces unnecessary wear on expensive components, and delivers long-term savings.

Cameras and robots: We see what you cannot! While cleaning, we use inspection cameras and robotic tools for ducts of all sizes to ensure no area is missed.

Eco-responsible approach: Environmentally conscious, we only use cleaning and disinfecting products that are safe for people and the environment.

Qualinet technician preparing air duct cleaning with a rotary brush

Resources tailored for residential and commercial needs

Our teams are equipped to meet the specific requirements and constraints of each environment.

We provide thorough cleaning and disinfection of your ventilation ducts and unblock dryer vents. Trust us for a healthier home. Free quote, with no commitment.


For large buildings, we have access to hydraulic scaffolding and aerial lifts for high work. Our teams use mobile cleaning units, dust collectors, and compressors to ensure every component is sanitary, even in the most complex systems.


Side-by-side comparison of an air duct before and after professional cleaning

Frequently asked questions about duct cleaning

How often should I have my ducts cleaned?

The frequency of cleaning depends on your home’s needs. In general, it is recommended to clean ducts every 3 to 5 years, but certain factors may require more frequent maintenance.

Cleaning Every 2–3 Years

In the following situations, cleaning every 2–3 years is advised:

  • Presence of pets: hair and dander
  • Allergies or respiratory issues in the household
  • Recent construction or renovations
  • Significant dust accumulation despite regular cleaning
  • Unpleasant odors when the system is running

Cleaning Every 3–5 Years

If your home is relatively clean and well-maintained:

  • No pets
  • No allergies
  • Travaux ou rénovations récents
  • Regular system maintenance (filter changed every 2–3 months)
  • New or well-maintained home

Does the service include duct disinfection?

Yes. Our service includes thorough cleaning and disinfection using a biocide approved for this purpose to eliminate bacteria, fungi, and other microorganisms as much as possible.

What are the signs that cleaning is needed?

Even with regular maintenance, some signs indicate that duct cleaning is necessary:

  • Dust coming from vents
  • Reduced airflow
  • Musty odors
  • Visible buildup inside the ducts