32"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 37.75"h] Material_Anodized Aluminum + Product Details Size –

+ Product Details Size – 26"w X 30"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 16" or 16" x 6" duct opening (measured at the opening)

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+ Product Details Size - 24"w X 2"h is the size for the duct opening measurement only

+ Product Details Size - 32"w X 34"h X 2"d (for duct opening measurement only)

32"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 37.75"h] Material_Anodized Aluminum + Product Details Size –+ Product Details Size 32"w X 36"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 33. 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