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 ...

Peterbilt announced it has enhanced its Red Oval Certified program, offering a one-year factory chassis warranty for all certified pre-owned trucks. The chassis coverage can be purchased on its own or ...

Flat-oval ducts experience lower pressure losses at a given flow rate when compared with a rectangular duct of the same cross-sectional area. Upcoming insertion-loss testing will assist SPIDA to ...