30"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 29.75"h] Ceiling The premium plated finish and

The premium plated finish and modern design make it a luxurious and impressive addition to your home decor

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 28" or 28" x 12" duct opening (measured at the opening)

+ Product Details Perfect Fit & Easy Sizing - Designed for a 20" x 6" OR 6" x 20" duct opening (measured at the opening)

With plain ends

30"w X 28"h Aluminum Exterior Gable Louver Vent for Walls & Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 31.75"w x 29.75"h] Ceiling The premium plated finish and+ Product Details Size 30"w X 28"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 31. 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