Skip to content
Free Shipping on Most Orders $200 or More!
Free Shipping on Most Orders $200 or More!

Waterproofing & Uncoupling Membrane

Moisture Control and Movement Management for Tile Installations

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.

OSIĀ® QUADĀ® Butyl Flashing Tape

OSI
Original price $0.00 - Original price $0.00
Original price $0.00
$46.24 - $66.19
$46.24 - $66.19
Current price $46.24

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...

View full details
Original price $0.00 - Original price $0.00
Original price $0.00
$46.24 - $66.19
$46.24 - $66.19
Current price $46.24
Sold out
Free Shipping

On Qualifying Orders of $200 or More!

Need Help?

Contact Us

Top Brands

Offering 40+ Brands

Returns

30 Day Returns