Many in our industry believe the duct material used in an installation determines how well the HVAC system moves air. Because of this mentality, flexible duct often gets a bad name. The issue isn’t ...

Installed the right way, flexible duct is a great ventilation product for a great many applications. Sometimes, however, hurried installations create poor-quality results - as they can for any HVACR ...

Q. This week: Is there any way to reline or replace metal heat ducts under a concrete slab floor without tearing up the floor? We had our ducts commercially cleaned five years ago, when we were having ...