A thin and durable membrane for sealing seams in waterproofing systems features a low-density polyethylene (LDPE) core that provides flexibility, strength, and tear resistance. At a thickness of 13 mil, it adds minimal buildup at the seams while also being exceptionally pliable and user-friendly. It is ideal for use with USG Durock™ Brand Uncoupling Mat in applications where waterproofing is required.

The Durock™ Brand Waterproofing Membrane Product conforms to ANSI A118.10 American National Standard Specifications for Load Bearing, Bonded, Waterproof Membranes for Thin-set Ceramic Tile and Dimension Stone Installation.

Features

• Thin (13 mil) pliable membrane with minimal buildup at seams
• Highly tear-resistant, yet easy to handle and install
• Approved for use with modified or unmodified thin-set mortars
• Ideal for use with USG Durock™ Brand Uncoupling Mat
• Low Perm Rating (<0.07 perms) per ASTM E96 Procedure E