24"w X 26"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 25.75"w x 27.75"h] Curved Blade Steel actual front end outer dimensions

actual front end outer dimensions are 17

Rigid Built For External Use – The sturdy and rigid design features noise-free components that eliminate vibration and excess noise to the louvers

Actual Filter Size – 11 3/4"w x 9 3/4" x 1"

Filter Size - 7

24"w X 26"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 25.75"w x 27.75"h] Curved Blade Steel actual front end outer dimensions+ Product Details Size 24"w X 26"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 25. 75" Width X 27. 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