Product details:

Oval Gable Vents accentuates the height of the exterior with its smooth, elongated shape.Features Patented snap-on trim ring provides a beautiful finished appearance once the vent has been installed, hiding rough cuts and reducing installation time. Mid-America gable vents provide added architectural detail with their wood grain finish and sharp distinctive features. Installation is easy with our wide nailing flange, leveling lines, adjustable stop gauge and snap-on trim ring.Specifications Outside Dimensions: 21"x 27" Depth: 2.175" Venting Area: 57 sq. in.