8"w X 32"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 9.75"w x 33.75"h] Black Scratch-Resistant Finish - The powder-coated

Scratch-Resistant Finish - The powder-coated surface offers a smooth

Heavy-Duty Construction: Powder-coated finish prevents rust

with an additional 1 7/8" width and 2" height

Optional Butterfly Damper Available At Asin: B007CNEL1W

and are ready to go for the next job

8"w X 32"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 9.75"w x 33.75"h] Black Scratch-Resistant Finish - The powder-coated+ Product Details Size 8"w X 32"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 9. 75" Width X 33. 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 wear