16"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 17.75"w x 29.75"h] Black actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in

actual front end outer dimensions are approximately 42 5/8" width X 12 5/8" height -

+ Product Details Size – 16"w X 14"h is the size for the duct opening measurement only

+ Product Details Size - 12"w X 34"h is the size for the duct opening measurement only

+ Product Details Size – 16"w X 8"h is the size for the duct opening measurement only

Assembeled Before Powder Coat Paint

16"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace Weather Resistant Air Grille with Screen Mesh [Outer Dimensions 17.75"w x 29.75"h] Black actual front end outer dimensions 4 X 12 Is CRFG2028 Width_14in actual front end outer dimensions are approximately 42 5 8" width X 12 5 8" height + Product Details Size – 16"w X 14"h is the size for the duct opening measurement only