Open air plenums are typically unfiltered spaces, and can contain dust, dirt, debris, asbestos, lead, animal and insect by-products, microbial contamination, and a broad range of hazardous chemicals and materials.

The National Air Duct Cleaners Association (NADCA) recently announced that its highly anticipated 33rd Annual Meeting and Exposition will take place March 20-22.

How to fix it condensation that occurs when the surface temperature of the duct falls below the dew point of the ambient air.

"The recent escalation in the spread of coronavirus disease 2019 is alarming on a global scale,” says 2019-20 ASHRAE president Darryl K. Boyce, P.Eng. 

Negative air machines are ideal for situations where a traditional brush and vacuum won’t be as effective. The BlowBeast provides superior airflow and high vacuum capabilities to remove contaminants and improve indoor air quality. 

Five things to see at NADCA's 31st Annual Meeting and Exposition in Coronado, California. 

As mounting conferences and conventions cancel over novel coronavirus concerns, NADCA assures that its 31st Annual Meeting & Expo is still happening next week.  

Now is the time for homeowners to schedule an inspection of their HVAC system.