12"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 13.75"w x 35.75"h] 2-Way Tough reinforced metallized polyester jacket

Tough reinforced metallized polyester jacket - tear and puncture resistant

+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 16" or 16" x 8" duct opening (measured at the opening)

actual front end outer dimensions are 32" width X 10" height

+ Product Details Outer dimensions: 31

12"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 13.75"w x 35.75"h] 2-Way Tough reinforced metallized polyester jacket+ Product Details Size 12"w X 34"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 13. 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