26"w X 8"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 27.75"w x 9.75"h] w8h8 7/8" - 3397 PSI

7/8" - 3397 PSI

Airflow Control – Adjustable airflow lever allows precise control over the direction and volume of air

Design – This airflow control component are made to connect to a drop ceiling lay-in diffuser grille

+ Product Details Perfect Fit & Easy Sizing - Designed for a 24" x 10" OR 10" x 24" duct opening (measured at the opening)

+ Product Details Size - 6"w X 18"h is the size for the duct opening measurement only

26"w X 8"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 27.75"w x 9.75"h] w8h8 7/8" - 3397 PSI+ Product Details Size 26"w X 8"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 27. 75" Width X 9. 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