34"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 29.75"h] RV Mobile Home + Product Details Size –

+ Product Details Size – 26"w X 12"h is the size for the duct opening measurement only

Actual Filter Size – 17 3/4"w x 27 3/4" x 1"

Ideal for Walls & Ceilings: Designed for seamless installation in standard 24" X 6" duct openings

+ Product Details Outer dimensions: 17

+ Product Details Size - 8"w X 32"h is the size for the duct opening measurement only

34"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 35.75"w x 29.75"h] RV Mobile Home + Product Details Size –+ Product Details Size 34"w X 28"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 35. 75" Width X 29. 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