22"w X 12"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 23.75"w x 13.75"h] 8" Diameter Actual Filter Size – 25

Actual Filter Size – 25 3/4"w x 7 3/4" x 1"

Ideal for Walls & Ceilings: Designed for seamless installation in standard 8" X 8" duct openings

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 14" or 14" x 6" duct opening (measured at the opening)

Design – Removable face for cleaning and access to damper - wooden damper for airflow shutoff control

High Quality – high-quality steel with counter-sunk screw holes (screws included) and no sharp edges

22"w X 12"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 23.75"w x 13.75"h] 8" Diameter Actual Filter Size – 25+ Product Details Size 22"w X 12"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 23. 75" Width X 13. 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