Mid America Round Vinyl Gable Vent - 22 Inch - 117 Bright White

18 Inch Round Vent: Outside Dimensions: 18" Diameter Depth: 2" - Venting Area: 26 square inches - Rough Air Opening: 5" x 6" - Locking Positions: 1/4", 1/2", 3/4", 1", 1-1/4" 22 Inch Round Vent: Outside Dimensions: 22" - Diameter Depth: 2" - Venting Area: 50 square inches - Rough Air Opening: 7" x 8" - Locking Positions: 3/4", 1", 1 1/4", 1 1/2", 1 5/8" - Fully screened 36 Inch Round Vent: Outside Dimensions: 36" Diameter Depth: 2" - Venting Area: 140 square inches - Rough Air Opening: 12" x 12" - Locking Positions: 3/4", 1", 1 1/4", 1 1/2" - Fully screened Patented snap-on trim ring hides rough cuts and reduces installation time Has more Net Free Ventilation Area for optimal venting and enhanced energy efficiency Provides added architectural detail with its 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 Limited lifetime warranty Full Mid-America Color Options only available in the 18 and 22 Inch size gable vents