PALATINE, IL - The International Association of Plumbing and Mechanical Officials has approved Triple Flex' for use as a shower pan liner. Triple Flex is a three in one product. TEC Specialty Products has designed Triple Flex to serve as a multipurpose waterproofing membrane, crack isolation membrane and flexible bonding mortar. The company says that it "has
a smooth and creamy texture that trowels on smoothly" and is re-commended for "under ceramic and stone tile in applications where complete waterproofing is required."