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The FAMCO BD Butterfly Damper is used as a back draft damper for heat exchangers, exhaust systems, solar heating systems and other intake or exhaust applications where a powered damper is not needed. This damper works in both horizontal or vertical positions and the foam seal provides minimal air leakage. Due to its unique design and Aluminum blades, it opens easily with normal air flow and closes with gravity. Quality constructed in 28 gauge Galvanized Steel.
Fresh Air Manufacturing Company (FAMCO) is one of the Pacific Northwest’s leading manufacturers and distributors of air ventilation and specialty building products. We offer a wide variety of Roof Vents, Wall Vents, Gable Vents, Soffit Vents, Foundation Vents, HVAC Dampers, Pipe Flashings, Chimney Caps and other specialty products. We currently distribute our product line to over 2,000 wholesalers nationwide. Our products are available to purchase through our safe and secure website 24/7, by phone during our normal business hours or by P.O. with approved credit accounts. Please contact us for any additional information on wholesale accounts. We look forward to earning your business.