14"w X 32"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 33.75"h] Copper Coil-Insulated Line Set + Product Details Size –

+ Product Details Size – 16" x 18" or 18" x 16" is the size for the duct opening measurement only

875" width X 6" height

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

For 10" Round Duct Opening - Spiral or Flex

14"w X 32"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 15.75"w x 33.75"h] Copper Coil-Insulated Line Set + Product Details Size –+ Product Details Size 14"w X 32"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 15. 75" Width X 33. 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