30"w X 18"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 19.75"h] w10h10 Smooth Surface Edges - Run

Smooth Surface Edges - Run Your Fingers Across The Surface To Feel The Smoothness

The grille features counter-sunk screw holes that prevent paint from peeling during installation

actual front end outer dimensions are approximately 38 5/8" width X 36 5/8" height

easy unrestricted airflow

30"w X 18"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 19.75"h] w10h10 Smooth Surface Edges - Run+ Product Details Size 30"w X 18"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 31. 75" Width X 19. 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