28"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 29.75"w x 7.75"h] Copper Coil + Product Details Size -

+ Product Details Size - 12"w X 20"h X 2"d (for duct opening measurement only)

+ Product Details Size - 28"w X 18"h X 2"d (for duct opening measurement only)

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Every register is carefully packaged with shrink wrap and cardboard backing to ensure it arrives in perfect condition

+ Product Details Size - 12"w X 22"h is the size for the duct opening measurement only

28"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 29.75"w x 7.75"h] Copper Coil + Product Details Size -+ Product Details Size 28"w X 6"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 29. 75" Width X 7. 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