26"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 27.75"w x 7.75"h] rg1010 + Product Details Compact and

+ Product Details Compact and Secure Design - Measures 3-7/8" wide x 3-1/2" high x 3" deep

+ Product Details Size – 16" x 36" or 36" x 16" is the size for the duct opening measurement only

Strong aluminum frame & cube core that never rusts

actual front end outer dimensions are approximately 28 5/8" width X 16 5/8" height

26"w X 6"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 27.75"w x 7.75"h] rg1010 + Product Details Compact and+ Product Details Size 26"w X 6"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 27. 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