Shower waterproof PE membrane is especially designed for waterproof in shower rooms and other wet area. This product is a composite sheet membrane made of soft polyethylene(PE) with nonwoven polypropylene(PP) fabric laminated on both sides to enable the membrane fixed firmly onto mortar. It is flexible and conforms to various contours of the wood framing, bending upward at the walls and folding into corners. It can be applied directly with thin-set mortar, ceramic and stone tile, provides waterproof and joint bridging for thin-set installations of ceramic and stone tile. It has been an ideal membrane to protect the substrate from moisture penetration.