32"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 25.75"h] Floor Grille + Product Details Outer dimensions:

+ Product Details Outer dimensions: 31

listed size +2"

75"H – fits a 18" X 4" duct opening

+ Product Details Size - 10"w X 10"h X 2"d (for duct opening measurement only)

Actual Filter Size – 15 3/4"w x 19 3/4" x 1"

32"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 33.75"w x 25.75"h] Floor Grille + Product Details Outer dimensions:+ Product Details Size 32"w X 24"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 33. 75" Width X 25. 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