L L Building Products IR61BL "Gaf/Master Flow" Black Roof Louver Lock Guide plate adjusts 45° right

Guide plate adjusts 45° right and left - 3 locations for various sizes of materials

Hammer type: Framing

hanging cord and cleaning brush

Rehanging them is as easy as applying a replacement Command Clear Strip

White cream hardener

L L Building Products IR61BL "Gaf/Master Flow" Black Roof Louver Lock Guide plate adjusts 45° right"GAF MASTER" FLOW ROOF VENT Black finish Louver Just 2"H for better appearance. Injection molded, high impact resin construction for long life. Colors complement most roofs. Pre drilled nail holes make installation easier. 11 3 4" x 9 3 4" opening, 18 1 2" x 17 1 2" flashing, 4 1 4"H, 37 sq. in.