32"w X 14"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 15.75"h] White + Product Details Size -

+ Product Details Size - 24"w X 24"h is the size for the duct opening measurement only

Tough reinforced metallized polyester jacket - tear and puncture resistant

+ Product Details Size – 16" x 28" or 28" x 16" is the size for the duct opening measurement only

+ Product Details Size - 20"w X 8"h is the size for the duct opening measurement only

providing efficient performance of up to 300m3/h

32"w X 14"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 15.75"h] White + Product Details Size -+ Product Details Size 32"w X 14"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 33. 75" Width X 15. 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