10"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 35.75"h] Fixed Blades with Damper actual front end outer dimensions

actual front end outer dimensions are approximately 22 5/8" width X 30 5/8" height

Commercial Grade Aluminum - Will Never Rust - Designed for Warehouses

+ Product Details Size – 12" x 16" or 16" x 12" is the size for the duct opening measurement only

Solid Base for Stability – Built with a solid base for reliable mounting and stability

10"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 35.75"h] Fixed Blades with Damper actual front end outer dimensions+ Product Details Size 10"w X 34"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 11. 75" Width X 35. 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