Dr. Dave Pest is Vice president of operations for Lindab Inc., www.lindabusa.com, manufacturer of spiral duct systems. He also serves as president of the Spiral Duct Association. He can be reached at 757-488-1144
With energy costs going through the roof, HVAC system designers and specifiers are taking a much harder look at the many choices available in ductwork. One question that is being asked more and more is whether to choose rectangular or spiral duct.
Photos from the 2013 ACCA Conference & IE3 Expo in Orlando, Fla.
Podcasts
Cade Clark, assistant vice president of government affairs for the Air-Conditioning, Heating & Refrigeration Institute (AHRI), gives a brief overview of the new version of the Shaheen-Portman bill, what AHRI thinks of the energy-efficiency legislation, and how it might affect the HVACR industry if it becomes law.
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