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At a Glance
Why Choose This Product
Seals shower mixing valve penetrations
Bonds with sheet and liquid waterproofing membranes
Installs directly with thinset mortar
Meets ANSI, TCNA Handbook, and UPC® requirements
Suitable for tiled shower installations
4-1/2" rubber gasket provides dependable valve protection
Product Information
The GURU® W-S Mixing Valve Seal is a waterproofing accessory designed to seal shower mixing valve penetrations in tiled wet areas. It creates a watertight seal around valve openings to help maintain the integrity of waterproof shower assemblies.
The seal installs with thinset and integrates with sheet and liquid waterproofing membranes. A 2-1/2" membrane overlap and 4-1/2" rubber gasket provide reliable coverage around mixing valve penetrations while simplifying waterproofing installation.
Suitable for residential and commercial tiled shower installations, the W-S Mixing Valve Seal complies with ANSI A118.10, ANSI A118.12, TCNA Handbook, and UPC® requirements for waterproof shower assemblies.
Product Resources
Common Questions
It seals shower mixing valve penetrations to help maintain a waterproof shower assembly in tiled wet areas.
The seal is installed with thinset mortar and integrates directly with compatible waterproofing membranes.
Yes. The seal is designed to integrate with both sheet and liquid waterproofing membrane systems.
The membrane overlap measures 2-1/2".
The integrated rubber gasket has a diameter of 4-1/2".
Yes. It complies with ANSI A118.10, ANSI A118.12, the TCNA Handbook, and UPC® requirements for waterproof shower assemblies.
