Gibraltar Building Products 8 in. x 4 in. Steel Dryer Vent Stucco Ready with Damper

Designed for home use where dryer exhaust ducts terminate through a sidewall. Conforms to Federal Specification QQ-5775A, Type 1, Class 4 ASTM. The flap or damper meets code requirements for a back draft device for a dryer exhaust system.Designed for stucco or wood applications1-piece steel construction4 in. pipe, 8 in. L, 5 in. exposed exterior sidePaint ready, no primer requiredShould be handled with safety glovesCalifornia residentssee Prop 65 WARNINGS