SMACNA standards and manuals address all facets of the sheet metal and HVAC industry – including duct construction and installation, indoor air quality, energy recovery, roofing and architectural ...

Should bath fan ducts be made from metal or plastic? If you live in a cold climate like Minnesota, I recommend plastic. Log In. The Latest. 22 minutes ago.

Brian Refsgaard is president of FabricAir in Lawrenceville, Georgia, the HVAC industry’s original manufacturer of fabric air dispersion duct. FabricAir is celebrating its 45th anniversary this year.

Energy Star estimates that 20% to 30% of the air that moves through residential ductwork is lost through “leaks, holes, and poorly connected ducts,” accounting for a major loss of energy.