16"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 17.75"w x 35.75"h] Compatible with Duct 8" + Product Details Size –

+ Product Details Size – 32"w X 32"h is the size for the duct opening measurement only

and versatile for any project

+ Product Details Size - 10"w X 34"h X 2"d (for duct opening measurement only)

Crafted from robust 20-gauge steel

+ Product Details Heavy-Duty Steel Construction - Made from 20-gauge steel for superior strength and durability

16"w X 34"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 17.75"w x 35.75"h] Compatible with Duct 8" + Product Details Size –+ Product Details Size 16"w X 34"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 17. 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