32"w X 20"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 21.75"h] flat stamped steel Powder-coat finish – Smooth

Powder-coat finish – Smooth

Actual Filter Size – 21 3/4"w x 35 3/4" x 1"

+ Product Details Size – 24"w X 28"h is the size for the duct opening measurement only

+ Product Details Size – 28" x 34" or 34" x 28" is the size for the duct opening measurement only

+ Product Details Size - 36"w X 12"h is the size for the duct opening measurement only

32"w X 20"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 21.75"h] flat stamped steel Powder-coat finish – Smooth+ Product Details Size 32"w X 20"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 33. 75" Width X 21. 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