14"w X 20"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 21.75"h] Color_R-8.0 Pink + Product Details Size –

+ Product Details Size – 10" x 22" or 22" x 10" is the size for the duct opening measurement only

14"w X 3"h Is The Size For The Duct Opening Measurement Only

+ Product Details Size – 14" x 20" or 20" x 14" is the size for the duct opening measurement only

+ Product Details Size - 14"w X 24"h is the size for the duct opening measurement only

Commercial Grade Aluminum - Will Never Rust - Designed for Warehouses

14"w X 20"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 21.75"h] Color_R-8.0 Pink + Product Details Size –+ Product Details Size 14"w X 20"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 15. 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