With over 100,000 orders
With over 100,000 orders
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At a Glance
Why Choose This Product
Helps hold foam boards firmly during installation
Spreads fastening force across the board surface
Galvanized steel construction for wet-area applications
Designed specifically for Water-Stop Foam Board systems
Includes 200 washers for multiple installations
Improves board retention during fastening
Product Information
The GURU® Galvanized Washers are steel fastening washers designed to secure Water-Stop Foam Board during installation. Their tabbed design helps hold foam boards firmly in place while providing reliable fastening performance for shower and waterproofing assemblies.
Each washer distributes fastening pressure across the board surface to help reduce localized stress around fasteners. This design supports secure foam board installation while maintaining consistent fastening across the installation area.
Manufactured from galvanized steel for durability, these washers are designed for use with Water-Stop Foam Board in wet-area wall installations, shower systems, and other waterproofing projects. Each package contains 200 washers for multiple installations.
Common Questions
They are designed to secure Water-Stop Foam Board during shower and waterproofing system installations.
The washers are manufactured from galvanized steel for durability and corrosion resistance.
Each package contains 200 galvanized fastening washers.
Each washer measures 1-3/16" in diameter.
The tabbed design helps hold Water-Stop Foam Board in position while distributing fastening pressure across the board surface.
They are specifically designed for use with GURU Water-Stop Foam Board. Compatibility with other foam board systems should be confirmed by the installer.