12"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 13.75"w x 29.75"h] 8in diameter We are proud to have

We are proud to have served over 5

diagonally feed it through the square hole

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is fireproof and ensures efficient thermal performance

12"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 13.75"w x 29.75"h] 8in diameter We are proud to have+ Product Details Size 12"w X 28"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 13. 75" Width X 29. 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