PROflex is a flexible duct connector designed to isolate equipment noise and vibration from the ductwork, consisting of a fabric secured to sheet metal on both sides. Typically, the connector is ...

In David Monson’s region of New Hampshire, the Armstrong Duct, Vent, Hearth and Home operations lead says he often works on what he calls “Brady Bunch” houses – homes built in the ‘60s, ‘70s and early ...