Comfort Zone 48 in. High-Velocity Industrial 2-Speed 2-Wheel Black Belt-Drive Drum Fan with Aluminum Blades CZMC48B - The Home Depot
Strongway Tilting Direct Drive Drum Fans — 42in., 16,500 CFM, 1/2 HP | Equipment Rental|Tool Rental|Rock Salt| Roll Off Dumpster Rental | Concrete Forms | Rochester NY | Ithaca NY | Dansville
Strongway Open Motor Belt-Drive Drum Fan — 48in., 9/10 HP, 19,500 CFM | Northern Tool
Amazon.com: Strongway Heavy-Duty Fully Enclosed Direct Drive Shutter Exhaust Fan - 18in. 2800 CFM, 120 Volts, 4 Blades : Tools & Home Improvement