Builders Edge 120140907001 Vent, White The Builders Edge 62" X 23" 9/12 Pitch Triangle(Net Free Venting Area: 89 sq in	) provides added architectural detail with their wood grain finish and sharp distinctive characteristics Installation is easy with our wide nailing flange, leveling lines, and adjustable stop gauge Our patented snap-on trim ring hides rough cuts and reduces installation time, while providing a finished appearance once the vent has been installed