US$ 890.00
8 gauge steel wire
This American made backflow enclosure features a lift-up roof design
This product also helps to reduce radon gas from entering the structure
Used to fasten Geotexile fabric
Safe-T-Cover - Backdraft Damper ecb 8 gauge steel wireThis model is a rear flanged gravity supply (intake) wall shutter. The frame and blades are mill finish aluminum with a galvanized reinforcement strip on each blade for added strength and counter balancing efficiency. The blades have a felt seal on the leading edge for quiet closing and better protection from the weather. Recommended for vertical mount supply (intake) only. The blades will pivot at the bottom and fall with gravity to open. Spring
US$ 890.00
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