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 ...

Flexible HVAC ductwork was first patented in 1965; however, the underlying technology has been used for more than 150 years in the form of flexible air hoses for connecting train cars, flexible metal ...

COLLIERVILLE, Tenn.--(BUSINESS WIRE)--Mueller Industries, Inc. (NYSE: MLI) announced today that it has signed a definitive agreement to purchase the Hart & Cooley Flexible Duct business. The ...

Duct routing looks simple on drawings, but once construction starts, it becomes one of the most challenging coordination tasks in a building project. Engineers design ducts for performance, ...