Guru Water-Stop 3' x 5' x 1/2" Foam Board

Guru Water-Stop 3' x 5' x 1/2" Foam Board
Guru Water-Stop 3' x 5' x 1/2" Foam Board
Guru Water-Stop 3' x 5' x 1/2" Foam Board

Guru Water-Stop 3' x 5' x 1/2" Foam Board

Sale price $475.00
  • In stock
  • Backordered, shipping soon
  • 30 Day Returns
  • Secure payments
Shipping calculated at checkout.

The Guru Water-Stop 3' x 5' x 1/2" Foam Board (W-S BOARD) is the ultimate solution for shower construction and waterproofing. This versatile foam board is ideal for both renovations and new constructions, offering a smooth, level, and waterproof surface perfect for ceramic tile installations on walls and ceilings.

Key Features:

  • Waterproofing Capability: Integrated waterproofing makes this foam board perfect for high-moisture areas like showers and bathrooms.
  • Flexible Installation: Can be installed on wooden structures, existing walls, or metal profiles for drywall partitions, providing versatile application options.
  • Ease of Use: Compatible with screws and washers from our Fastener Kit, ensuring a secure and durable mount for any project.
  • Sealing Efficiency: Use W-S MASTIC for screw sealing to achieve complete waterproof integrity.
  • Dimensional Stability: Measures 3 feet by 5 feet with a thickness of 1/2 inch, offering ample coverage and structural support for any tiling project.


  • Renovation Friendly: Easily applied directly over old ceramic, saving time and reducing labor costs by avoiding the need to remove existing installations.
  • Smooth Surface Creation: Evens out wall irregularities, ensuring a flat and perfect surface for tile application.
  • High Durability: Constructed with materials that resist corrosion and wear, suitable for long-term use in challenging environments.
  • Versatile Application: Suitable for ceilings and walls, with specific guidelines for spacing and fastening to maximize stability and ensure a professional finish.
  • Professional Finish: Ensures a high-quality, professional-grade finish for any tiling project, enhancing both aesthetic appeal and functionality.

This foam board is an excellent choice for professionals seeking a reliable solution for building or upgrading shower and bathroom spaces with efficiency, precision, and ease.

Recently viewed