Name: Back Draft Damper
Brand: Vortex
SKU: 4016
Price: 21.95 CAD
Availability: InStock

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Atmosphere’s all new galvanized steel back draft dampers fit directly into the duct simplifying installation. They feature a shaft for each of the 2 flaps so to prevent jamming. Also, the flaps close onto a perimeter gasket ensuring the best air seal and quiet operation

Spring loaded backdraft damper

Neoprene damper seal minimizes leakage
Requires from 0.04 to 0.08 inches wg pressure to open
Simple installation in any position - entire assembly inserts into duct
Gauge: 20

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Back Draft Damper

Back Draft Damper