Size - 30"w X 14"h X 2"d (for duct opening measurement only); actual front end outer dimensions are 31.75" Width X 15.75" Height Weather and Pest Proof – These louvers are especially designed to prevent water from entering your home, and with a built - in back 3/16” 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 wear through leaving the material with an elegant, beautiful, and smooth surface, adds a luxurious touch to any home Rigid Built For External Use – The sturdy and rigid design features noise free components that eliminates vibration and excess noise to the louvers. These are built heavy duty for installation into brick and cement walls Carefully Shrink Wrapped – With cardboard backing to prevent damage in shipment. Ventilate your space effectively with our Aluminum Outdoor Weatherproof Louvers. Engineered for peak performance, these louvers shield against rain and water, ensuring a dry and secure environment. Bid farewell to pest concerns as the integrated 1/2" mesh barrier keeps out unwanted rodents like mice, rats, birds, and squirrels.Crafted from top-tier aluminum, these louvers are built to endure. The premium, durable material ensures they won't rust or wear through, maintaining their elegant, beautiful, and smooth surface for years. Elevate your space's aesthetic with a luxurious touch that complements any architectural style.Ideal for both residential and commercial use, these heavy-duty louvers are perfect for attics, sheds, garages, workshops, warehouses, and utility rooms. Transform your space's exterior today with our reliable and stylish louvers, offering protection, durability, and a touch of elegance in one superior product.