10"w X 10"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Black [Outer Dimensions 11.75"w x 11.75"h] return grille actual front end outer dimensions

actual front end outer dimensions are approximately 10 5/8" width X 34 5/8" height

Universal Fit – Measures 3-7/8" wide x 3-1/2" high x 3" deep

+ Product Details Size - 28"w X 10"h is the size for the duct opening measurement only

Actual Filter Size – 7 3/4"w x 15 3/4" x 1"

customize cuts and flares as needed

10"w X 10"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Black [Outer Dimensions 11.75"w x 11.75"h] return grille actual front end outer dimensions+ Product Details Size 10"w X 10"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 11. 75" Width X 11. 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