14"w X 18"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 19.75"h] Material_Aluminum const content = item

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Measure the size of the air duct/drywall opening

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75"H – fits a 14" X 8" duct opening

+ Product Details Perfect Fit & Easy Sizing - Designed for a 34" x 22" Or 22" x 34" duct opening (measured at the opening)

14"w X 18"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 19.75"h] Material_Aluminum const content = item+ Product Details Size 14"w X 18"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 15. 75" Width X 9. 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 wear