28"w X 26"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 29.75"w x 27.75"h] 14" Diameter + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 36" OR 36" X 14" duct opening (measured at the opening)

+ Product Details Size - 32"w X 34"h is the size for the duct opening measurement only

+ Product Details Size – 24" x 32" or 32" x 24" is the size for the duct opening measurement only

875" width X 13

5" - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE

28"w X 26"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 29.75"w x 27.75"h] 14" Diameter + Product Details Perfect Fit+ Product Details Size 28"w X 26"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 29. 75" Width X 27. 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