XFasten Shower Waterproofing Membrane Fabric Sheet, Non-Fracturing High Compatibility, 6 inch x 75 Feet (3-Pack, 225 ft Total) Waterproof Membrane for Shower Bathtub Walls RV EPDM Underlayment

CONTRACTOR-GRADE. The fiberglass-weave fabric backing on our waterproofing membrane for shower wicks off moisture without penetration and delivers up to 60 years of waterproofing with ZERO MAINTENANCE against extreme temps and humidity., HIGH COMPATIBILITY. Confused as to which liquid waterproofing membrane to use? With a quick cure time of just below 18 hours, our shower membrane is compatible with any liquid membrane brand., ZERO-FRACTURING. With a flexible fiberglass-polycarbonate composite build, our fiberglass waterproofing membrane tape can be bent at extreme angles without tearing, fracturing or breaking., OPTIMAL THICKNESS. At 13 mils, our shower membrane sheet lasts for decades while being more pliable without adding unneeded thickness, making it EASIER TO ADJUST in tight corners and tile clearances., ALKALI RESISTANT. Our membrane fabric withstands extreme shear stress put on corners and joints. Compatible and will not break down with alkali cement, mortar or cement backer boards.