Providing Air Duct Cleaning To Canadians Since 1966

National Duct specializes in residential, commercial, and industrial air duct cleaning. We also provide exhaust cleaning, dryer duct cleaning, and attic insulation removal. We are a locally owned and operated business. Our team specializes in complete HVAC cleaning and restoration services for residential and commercial customers. We deliver prompt and professional services to our clients throughout southern Ontario.

Our team of duct cleaning technicians provides courteous and professional service, usually within a couple of hours, with minimal disruption to your home or commercial facilities. We are committed to upholding the highest standards in the industry. Thanks to customer referrals and repeat business, we have been able to expand our air duct cleaning business and grow our fleet of duct cleaning trucks. With 57 years of experience, we have successfully resolved virtually every type of dust removal problem in various building types. Clean air is essential for homes and buildings equipped with forced air HVAC systems. Wherever clean air is crucial, you can rely on National Duct to fulfill your cleaning needs.

We are Ontario’s largest and most experienced duct cleaning contractor

Canada’s largest sole-purpose duct cleaning company for over 50 years

Every truck is powered by our proprietary industry-grade INGRA Vacuum Technology®

Best-in-class 5-Step Ironclad Commitment®

Most competitive all-inclusive pricing with no upselling of services or product

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100,000+

Projects Completed

Experience the National Duct Difference

Air Duct Cleaning and HVAC remediation is a complicated process and requires the right certification, experience and equipment. We are the experts in our field. Our name, experience, and core values are why Canadians have placed their trust in our brand name for over 50 years. Our team works with industry standards so we can provide an honest, effective and professional process. We are transparent about our prices. We assure you that there are no hidden costs or upsells.

At National Duct, we believe that with the 5-Step Ironclad Commitment®, INGRA Vacuum Technology®, experienced technicians and our transparent pricing, you will not find any other air duct cleaning company like us. Remember to call us because we will not call you!

Members of the BBB and National Air Duct Cleaners Association