26"w X 16"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 27.75"w x 17.75"h] w25h25 + Product Details Perfect Fit w6h6 actual front end outer MFFG410-1

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 25" OR 25" X 14" duct opening (measured at the opening)

Looks like new after years of use

+ Product Details Size – 8"w X 30"h is the size for the duct opening measurement only

+ Product Details Size – 10" x 28" or 28" x 10" is the size for the duct opening measurement only

26"w X 16"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh [Outer Dimensions 27.75"w x 17.75"h] w25h25 + Product Details Perfect Fit w6h6 actual front end outer MFFG410 1 + Product Details Perfect Fit & Easy Sizing Designed for a 14" x 25" OR 25" X 14" duct opening (measured at the opening) Looks like new after years of use