The Canadian National Air Duct Cleaning Association (CNADCA) is a non-profit organization established to protect Canadians by advancing safe, ethical, and scientifically grounded practices in air duct cleaning and indoor air quality (IAQ) services.

CNADCA exists to address long-standing gaps in consistency, oversight, and consumer protection within the HVAC and air duct cleaning industry. By developing national standards, delivering accredited training, and administering independent certification programs, CNADCA raises the level of professionalism across the industry while safeguarding public health.

CNADCA

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