12"w X 30"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 13.75"w x 31.75"h] Copper Coil-Insulated Line Set gymnasiums & restaurants

gymnasiums & restaurants

For 14" Round Duct Opening - Spiral or Flex

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 34" or 34" x 12" duct opening (measured at the opening)

+ Product Details Size – 26"w X 34"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 11

12"w X 30"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 13.75"w x 31.75"h] Copper Coil-Insulated Line Set gymnasiums & restaurants+ Product Details Size 12"w X 30"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 13. 75" Width X 31. 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