6"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - White [Outer Dimensions 7.75"w x 7.75"h] w32h32 Actual Filter Size – 7

Actual Filter Size – 7 3/4"w x 31 3/4" x 1"

Actual Filter Size – 23 3/4"w x 31 3/4" x 1"

+ Product Details Size - 22"w X 12"h is the size for the duct opening measurement only

High Standard Quality - Every part is hand inspected for quality before it is packaged

6"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - White [Outer Dimensions 7.75"w x 7.75"h] w32h32 Actual Filter Size – 7+ Product Details Size 6"w X 6"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 7. 75" Width X 7. 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