Field Controls 46120002 AB-8 8" Air Booster For 8" Round Metal Or Flex Duct (425 CFM Max)
120V, .8 AMP, 60Hz, 3000RPM Air Flow Capacity Up To 425 CFM
How Air Boosters Work Air Boosters are typically wired parallel with the furnace or air conditioner blower. When the blower activates, the Air Booster will activate. The Air Booster can also be wired to an on/off switch to provide additional air flow only when needed.
Benefits: Increase air flow to problem rooms from Easy installation Heavy-duty motor Motor is designed for years of trouble free operation