Getting something for nothing is rare, but by switching from traditional rectangular ductwork to spiral, you can do just that. Spiral ductwork is cheaper to install and cheaper to use throughout the ...
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 ...
No, wait, actually, let’s try something different. Consider a rectangular pipe. In fact, consider what happens when liquid flows along a rectangular pipe, by which I mean one with a rectangular cross ...
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