34"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 25.75"h] Color_Anodized Aluminum + Product Details Size –

+ Product Details Size – 18"w X 25"h is the size for the duct opening measurement only

+ Product Details Size – 12" x 34" or 34" x 12" is the size for the duct opening measurement only

Durable Construction – Made from high-quality

while the included installation screws make setup quick and hassle-free

+ Product Details Size - 34"w X 10"h is the size for the duct opening measurement only

34"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 25.75"h] Color_Anodized Aluminum + Product Details Size –+ Product Details Size 34"w X 24"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 35. 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