L L Building Products RT65BL "Gaf/Master Flow" Black Roof Louver Hose Standard with two fully-adjustable

Standard with two fully-adjustable

available nationwide and can be purchased at various retailers and dealers in the US

Product uses: properly prepared interior walls and ceiling surfaces including previously painted and primed plaster

Anti-stick coating on blade for easier cuts

Forms a durable flexible weather resistant and watertight seal

L L Building Products RT65BL "Gaf/Master Flow" Black Roof Louver Hose Standard with two fully-adjustable"LL BUILDING PRODUCTS" GAF MASTER FLOW ROOF VENT Black finish Louver Scratch, dent and crush resistant high impact resin plastic. 10" x 10" opening; 17 5 16" x 16 13 16" flashing. 50 square inches of net free ventilating area.