32"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 23.75"h] w16h16 + Product Details Size -

+ Product Details Size - 34"w X 30"h X 2"d (for duct opening measurement only)

+ Product Details Size - 20"w X 2"h is the size for the duct opening measurement only

Multi Angled Fan Pattern Fins For Multi Directional AIr Distribution Throughout The Entire Room

See our separate listing for Butterfly Dmaper to Control Airflow

+ Product Details Size - 20"w X 22"h is the size for the duct opening measurement only

32"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 23.75"h] w16h16 + Product Details Size -+ Product Details Size 32"w X 22"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 33. 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