12"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 13.75"w x 23.75"h] 10" Round Duct Pipe +Product Details Size – 2"h

+Product Details Size – 2"h x 12"w is the size for the duct opening measurement only

complete with a set of sponge gasket and mounting frame

+ Product Details Size - 6"w X 14"h X 2"d (for duct opening measurement only)

1/2" - 3119 PSI

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12"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 13.75"w x 23.75"h] 10" Round Duct Pipe +Product Details Size – 2"h+ Product Details Size 12"w X 22"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 13. 75" Width X 23. 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