HVAC uses of flexible air duct have grown exponentially over the last two decades, all over North America. Contractors and installers say they like it, and some find it indispensable. It has changed ...

In this paper, we investigate the pressure and airflow tolerances of flex ducting as it pertains to air duct cleaning. Flex ducting is a type of ductwork that consists of a flexible inner core covered ...

We asked HVAC professionals how often you should clean your air ducts. They gave us the details on cleaning frequency, ...

Maintaining clean air ducts in your home seems like something you should do. But although air ducts do get dirty, air-quality experts consistently agree that ductwork cleanings provide no measurable ...