NADCA or National Air Duct Cleaners Association (also known as The HVAC Inspection, Cleaning and Restoration Association ) Was formed in the late eighties as a way for consumers to ensure that a specific company was properly trained. Customers could trust that their HVAC system would be serviced, repaired and cleaned under national and manufacturer standards.

The NADCA logo is a quick way to ensure that a HVAC company has been properly trained to perform the services they are offering.