10"w X 30"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 31.75"h] Copper Coil-Insulated Line Set + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 14" or 14" x 12" duct opening (measured at the opening)

+ Product Details Size – 25"w X 6"h is the size for the duct opening measurement only

+ Product Details Size – 24"w X 24"h

Filter Size - 5

+ Product Description Maximize your home’s airflow with this premium Air Supply Grille air supply grille

10"w X 30"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 11.75"w x 31.75"h] Copper Coil-Insulated Line Set + Product Details Perfect Fit+ Product Details Size 10"w X 30"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 11. 75" Width X 31. 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