Homeowners benefit from a basic understanding of ductwork design. When you discuss the details of their HVAC system — answering questions and addressing concerns — it reflects your credibility and ...

HVAC ductwork: Set it and forget it, right? Wrong, say growing numbers of technicians and HVAC educators who emphasize that calculated, deliberate ductwork design and construction are major factors in ...

Before selecting duct materials, it helps to understand how air flows from your heating/cooling unit through the duct network. Most systems use either a hot air furnace or an air conditioner ...