Many contractors have a comfort zone when it comes to the type of ductwork they prefer to use. In many cases, this comfort zone can be outlined by various factors, such as product cost, availability, ...

We have written before that round spiral duct should be your first choice for a rooftop HVAC duct system. The round shape reduces snow accumulation and accelerates rain runoff compared to rectangular ...

Interfacing seamlessly, Quickduct CAD and Quickduct CAM (www.shopdata.com) streamline the drawing of sheet metal duct layouts and the lay out and cutting of metal ductwork based on drawings. By ...

Pro-R Duct System is the Top Choice for Commercial and Industrial Applications Engineers and Contractors Recommend Pro-R, the Premiere Pre-Insulated Duct System Choice for Outdoor and Indoor ...