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 ...
A shift may be under way ductwork fabrication and commercial and industrial HVAC construction. In some uses, phenolic pre-insulated ducts are replacing those fabricated with galvanized sheet metal.
Pro-R Double Wall is a top market choice for specialty applications like wastewater treatment. Pro-R Double Wall is a pre-insulated phenolic duct solution available nationwide. The Patented Pro-R ...
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