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 ...

There has been a lot of buzz in the past several years surrounding the whole-house approach to analyzing energy efficiency and matching the correct system and components with each building envelope.

Each year, thousands of Arizona residents email or call Rosie Romero’s radio show with questions about everything from preventing fires in their chimneys to getting rid of tree roots invading their ...