This article originally appeared in the Spiral Duct Manufacturers Association insert in the January 2017 issue of SNIPS magazine. There are several factors that a designer should consider when ...
Transitions are needed in almost every duct run to change the size or shape of the ductwork. This article explains how to lay out rectangular transitions. A duct run is often kept flat on the top to ...
DALLAS--(BUSINESS WIRE)--Firespray International has introduced the first no-weld rectangular fire resistant grease duct system for commercial kitchens available in the United States and Canada that ...
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