30"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 29.75"h] w24h24 75" Width X 31

75" Width X 31

+ Product Details Perfect Fit & Easy Sizing - Designed for a 22" x 8" OR 8" x 22" duct opening (measured at the opening)

Actual Filter Size – 7 3/4"w x 23 3/4" x 1"

The grille comes with all necessary screws for a secure fit

875" height

30"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 29.75"h] w24h24 75" Width X 31+ Product Details Size 30"w X 28"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 31. 75" Width X 29. 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