The Wedi Subliner Dry Seal Tape In Corner creates waterproof joints between Wedi building boards and Wedi Fundo elements with other materials, such as screed and plasterboard. This product includes a TPE-coated polypropylene fleece. Along with the rest of the Wedi suite of shower products, you’ll find it easy to prepare your shower surfaces for tiling and design a shower that functions for your life.