14"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 25.75"h] return grille Actual Filter Size – 11

Actual Filter Size – 11 3/4"w x 25 3/4" x 1"

actual front end outer dimensions are approximately 32 5/8" width X 22 5/8" height

+ Product Details Perfect Fit & Easy Sizing - Designed for a 34" x 10" Or 10" x 34" duct opening (measured at the opening)

+ Product Details Size - 12"w X 14"h X 2"d (for duct opening measurement only)

14"w X 24"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 25.75"h] return grille Actual Filter Size – 11+ Product Details Size 14"w X 24"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 15. 75" Width X 25. 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