30"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 25.75"h] 8" Diameter #hvac-product-accordion { border: 2px solid

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our damper helps create a well-balanced indoor environment

transparent design and durable construction

and a control lever designed for seamless operation

rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included)

30"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 25.75"h] 8" Diameter #hvac-product-accordion { border: 2px solid+ Product Details Size 30"w X 24"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 31. 75" Width X 25. 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