24"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 25.75"w x 7.75"h] Adjustable Return Assembeled Before Powder Coat Paint

Assembeled Before Powder Coat Paint

+ Product Details Size - 26"w X 24"h X 2"d (for duct opening measurement only)

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Actual Front End Outer Dimensions Are 16" Diameter

+ Product Details Size - 6"w X 28"h is the size for the duct opening measurement only

24"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 25.75"w x 7.75"h] Adjustable Return Assembeled Before Powder Coat Paint+ Product Details Size 24"w X 6"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 25. 75" Width X 7. 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