18"w X 8"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 19.75"w x 9.75"h] w36h36 Ideal for Walls & Ceilings: 4 X 12 Is CRFG2028 Width_14in
Yard notes & kiln story
Description
18"w X 8"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh [Outer Dimensions 19.75"w x 9.75"h] w36h36 Ideal for Walls & Ceilings: 4 X 12 Is CRFG2028 Width_14in Ideal for Walls & Ceilings: Designed for seamless installation in standard 14" X 14" duct openings + Product Details Size 4"w X 30"h is the size for the duct opening measurement only