Duraflo 620808 Gable Vent, 8-Inch X 8-Inch Go to amazon.com Related posts Top 10 best gable vent square 2019 FeatureHigh UV resistanceCSA approved8"x 8", 21 Sq. In. Net Free Area DescriptionThe Square Standard Gable Vent is designed with a molded-in screen to prevent insect and bird infiltration.