6"w X 10"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 7.75"w x 11.75"h] w8h8 Actual Filter Size – 29

Actual Filter Size – 29 3/4"w x 15 3/4" x 1"

+ Product Details Size – 2"w X 12"h or 12"w X 2"h is the size for the duct opening measurement only

For 10" duct opening

and a control lever designed for seamless operation

Designed with two mounting base options—solid and ring—it offers flexible installation

6"w X 10"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 7.75"w x 11.75"h] w8h8 Actual Filter Size – 29+ Product Details Size 6"w X 10"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 7. 75" Width X 11. 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 wear