14"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 37.75"h] 18" Round Duct Pipe actual front end outer dimensions

actual front end outer dimensions are 26

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 6" or 6" x 14" duct opening (measured at the opening)

Mounted with frame and bayonet joint which are included

4" X 10" Is The Size For The Duct Opening (floor/vent hole) Measurement Only

Elevate your HVAC vents with ease and elegance

14"w X 36"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 37.75"h] 18" Round Duct Pipe actual front end outer dimensions+ Product Details Size 14"w X 36"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 15. 75" Width X 37. 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