30"w X 14"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 15.75"h] Curved Blade Steel + Product Details Size –

+ Product Details Size – 28"w X 16"h is the size for the duct opening measurement only

Easy removal for cleaning

actual front end outer dimensions are approximately 37

32"w X 8"h Is The Size For The Duct Opening Measurement Only

+ Product Details Size – 6" x 6" is the size for the duct opening measurement only

30"w X 14"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 15.75"h] Curved Blade Steel + Product Details Size –+ Product Details Size 30"w X 14"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 31. 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