18"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 19.75"w x 23.75"h] Color_Red Oak 875" width X 8" height

875" width X 8" height

Multi Angled Fan Pattern Fins For Multi Directional AIr Distribution Throughout The Entire Room

Ideal for Walls & Ceilings: Designed for seamless installation in standard 6" X 6" duct openings

actual front end outer dimensions are approximately 26 5/8" width X 30 5/8" height

Filter Size - 15

18"w X 22"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 19.75"w x 23.75"h] Color_Red Oak 875" width X 8" height+ Product Details Size 18"w X 22"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 19. 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