wedi US3000005 is a niche designed for installation in wall panels. It provides a waterproof space for storing toiletries or other items in showers, bathrooms, and other wet areas. The niche is made of wedi building panels, which are lightweight and easy to install. It can be used in both new construction and renovation projects. The niche is 16" x 16" and has a depth of 4". It comes with all the necessary hardware for installation, including wedi joint sealant, washers, and fasteners.