16"w X 16"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 17.75"w x 17.75"h] w24h24 box-shadow: 0 2px 4px rgba(0

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actual front end outer dimensions are approximately 27 5/8" width X 12 5/8" height

this guard ensures long-lasting protection and security

actual front end outer dimensions are approximately 28 5/8" width X 20 5/8" height

Overall Size:

16"w X 16"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 17.75"w x 17.75"h] w24h24 box-shadow: 0 2px 4px rgba(0+ Product Details Size 16"w X 16"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 17. 75" Width X 17. 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