24"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 25.75"w x 37.75"h] Outdoor Vent Covers Some of the best features

Some of the best features aren't readily apparent

Optimized Comfort: By putting airflow control at your fingertips

How to Measure Your Vent Hole Before Ordering a Grille

Our innovative adjustable design changes the game

Actual Filter Size – 47 3/4"w x 23 3/4" x 1"

24"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 25.75"w x 37.75"h] Outdoor Vent Covers Some of the best features+ Product Details Size 24"w X 36"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 25. 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