Builders Edge 22"W x 22"H Octagon Gable Vent Louver, 54 Sq. Inch Vent Area, 001 - White Size:22"W x 22"H attics or other hard-to-reach areas

attics or other hard-to-reach areas where rats and house mice live and breed

Reduces the risks associated with dropped tools

mounting screws included

Turning button locks both knobs

Manual valve set with pressure gauge connection

Builders Edge 22"W x 22"H Octagon Gable Vent Louver, 54 Sq. Inch Vent Area, 001 - White Size:22"W x 22"H attics or other hard-to-reach areasA unique shape and crisp angles of an octagonal vent really stand out, especially when in a vivid, contrasting color. Use with a wide range of siding materials. Available Sizes: 18", 22", 27", 32" Keystone available for all sizes except 18"; field modifications can be made to fit a keystone Depth: 2" Venting Area: 18" 26 sq. in.; 22" 54 sq. in.; 27" 81 sq. in.; 32" 110 sq. in. Rough Opening: 18" 5"x 6"; 22" 7" x 8", 27" 9" x 9"; 32" 10" x 11" Locking