The HVAC contractor that wants to provide the best-suited ventilation solutions for building owners should be adept in both sheet metal duct and fabric duct, or fabric air dispersion as it’s commonly ...

Sheet metal represents a critical part of an HVAC system’s infrastructure. Metal ductwork that is poorly fabricated or poorly installed can reduce a system’s efficiency, impact end user comfort, and ...

If you live in a cold climate like Minnesota, I recommend plastic. Why would someone want metal? It gives you a smooth interior, which means less air turbulence, which means more airflow. The end.

But what workers hate is not the air-conditioning itself. It’s the way that air-conditioning is distributed: through snaking overhead tunnels of metal ductwork and out the end of just a few vents ...