Positive Displacement Blower
National Vacuum Equipment Challenger 1600
The Challenger 1600 from National Vacuum Equipment is a 1,600 cfm tri-lobe blower designed for continuous duty at maximum vacuum. It employs rotors designed to improve vacuum efficiency and reduce mechanical noise. The blower has a ballast air-cooling design and typical maximum vacuum of 27 inches Hg. 800-253-5500; www.natvac.com
