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 ...

While recently eating dinner with my colleague Paul Wieboldt, we started talking about the common defects found in many duct systems today. As we listed the various duct system flaws typically ...

Inefficient ducts force HVAC systems to work harder, raising costs. Rising heating bills, despite normal usage, may signal ...

The shortest distance between two points is a straight line, but when it comes to your duct work that may not be the best path for an efficient system that cools and heats the home properly.

Performing electrical cable heating calculations can be a cumbersome task, but they’re essential to accurately determining the allowable ampacity of an underground electrical duct bank installation.