24"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - Black [Outer Dimensions 25.75"w x 25.75"h] Adjustable Return + Product Details Size –

+ Product Details Size – 18"w X 24"h is the size for the duct opening measurement only

this piece is the perfect touch of class you need to add to your decor

actual front end outer dimensions are approximately 21 5/8" width X 31 5/8" height

+ Product Details Size - 24"w X 8"h is the size for the duct opening measurement only

color: #222

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