10"w X 30"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 31.75"h] w22h22 875" width X 6" height

875" width X 6" height

+ Product Details Size – 8"w X 14"h is the size for the duct opening measurement only

Carefully shrink wrapped with cardboard backing to prevent damage in shipment

+ Product Details Size - 8"w X 36"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 10 5/8" width X 12 5/8" height

10"w X 30"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 31.75"h] w22h22 875" width X 6" height+ Product Details Size 10"w X 30"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 11. 75" Width X 31. 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