With over 100,000 orders
With over 100,000 orders
Waterproofing and uncoupling membranes are used to manage moisture, prevent substrate-related movement, and protect tile installations from failure. These products are installed beneath tile assemblies to control water intrusion, isolate cracks, and improve long-term performance on floors, walls, and wet-area applications. This category includes membranes and supporting accessories designed to integrate into professional tile installation systems.
OSI QUAD Butyl Flash is a self-adhesive flashing tape designed to form an air and vapor barrier around window and door flanges, joints, and penetra...
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