10"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 37.75"h] Compatible with Duct 10" + Product Details Size -

+ Product Details Size - 6"w X 14"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 38 5/8" width X 22 5/8" height -

Please check the measuring guide to ensure a proper fit

actual front end outer dimensions are approximately 20 5/8" width X 24 5/8" height

transparent appearance

10"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 37.75"h] Compatible with Duct 10" + Product Details Size -+ Product Details Size 10"w X 36"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 11. 75" Width X 37. 75" Height Weather and Pest Proof These louvers are especially designed to prevent water from entering your home, and with a built in back 1 2" mesh they also protect you from annoying rodents like mice, rats, birds, and squirrels High Quality Aluminum The premium durable aluminum will never rust and it will never