34"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 23.75"h] w16h16 installation is a breeze

installation is a breeze

actual front end outer dimensions are approximately 22 5/8" width X 22 5/8" height

Designed for sidewall and ceiling installation with included screws

each diffuser is carefully shrink-wrapped with a sturdy cardboard backing

34"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 23.75"h] w16h16 installation is a breeze+ Product Details Size 34"w X 22"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 35. 75" Width X 23. 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