10"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 37.75"h] Powder-Coat Designed for sidewall and ceiling

Designed for sidewall and ceiling installation with included screws

+ Product Details Size – 18"w X 20"h is the size for the duct opening measurement only

Actual Front End Outer Dimensions Are 16" Width X 5" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

1/4” - 6518 PSI

10"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 37.75"h] Powder-Coat Designed for sidewall and ceiling+ Product Details Size 10"w X 36"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 11. 75" Width X 37. 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