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GURU W-S Waterproofing Membrane Sheet

GURU W-S Waterproofing Membrane Sheet is a professional-grade shower waterproofing membrane built to protect walls and floors from moisture infiltration. Ideal for showers, tub surrounds, steam showers, and kitchens, it delivers a reliable, long-lasting moisture barrier. Its multi-layer, low-perm construction ensures easy installation and crack isolation, giving contractors and tile installers confidence in every project.

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Original price $76.25 - Original price $93.04
Original price $76.25
$64.81
$64.81 - $79.08
Current price $64.81
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Description

GURU Water-Stop Shower Waterproofing Membrane Sheet is a professional-grade waterproofing membrane designed for tile installers and contractors. Ideal for tile shower waterproofing, this high-performance membrane delivers reliable protection against moisture infiltration, ensuring your shower walls and floors remain leak-free and durable.

Key Features of the W-S Waterproofing Membrane

  • Premium Tile Waterproofing Membrane: Engineered with multi-layer, low perm technology for superior moisture barrier performance.
  • Certified Quality: Meets ANSI A118.10 and ANSI A118.12 standards, with IAPMO acceptance for code-compliant installations.
  • Versatile Shower Waterproofing Membrane: Suitable for use on shower walls, tub surrounds, steam showers, kitchens, and other moisture-prone areas.
  • Crack Isolation: Protects tile and stone surfaces from common substrate movement and shrinkage cracks.
  • Easy Installation: Bonds quickly with modified thin-set mortar suitable for thin-bed and thick-bed tile installations.
  • Durable and Flexible: 20-mil thick membrane designed to withstand extreme temperature and humidity conditions.
  • GURU USA Trusted Product: Part of the GURU WaterproofingproductsÂź line, recognized nationwide by professional contractors.

GURU W-S Membrane Specifications

Specification Details
Material Type Multi-layer steam barrier waterproof membrane
Standards ANSI A118.10, ANSI A118.12, IAPMO approved
Suitable Applications Shower walls, tub surrounds, steam showers, kitchens, backsplashes, balconies
Installation Method Bond with modified thin-set mortar compliant with ANSI standards

GURU W-S Membrane Sheet Sizes

Part No. Size Thickness Coverage
IFU5502 4’ x 6’ 7” 20 Mil 26 Sq. Ft.
IFU5501 5’ x 6’ 7” 10” 20 Mil 32 Sq. Ft.
IFU5503 6’ 7” x 6’ 7” 20 Mil 43 Sq. Ft.

Usage Tips for Shower Waterproofing Membrane

  • Ensure substrate surfaces are clean, dry, and structurally sound before membrane application.
  • Use a modified thin-set mortar suitable for the substrate type and conforming to ANSI standards for bonding the membrane.
  • Overlap membrane seams properly to maintain a continuous waterproof barrier.
  • Seal pipe penetrations and corners with compatible waterproofing accessories from GURU USA to ensure a watertight installation.

Choose GURU Water-Stop Shower Waterproofing Membrane Sheet to safeguard your tile installations with industry-trusted, long-lasting protection. Order now to provide your clients with the highest standard in shower waterproofing membranes, backed by the quality and reliability of GURU WaterproofingproductsŸ.

Frequently Asked Questions

What is the GURU W-S Membrane Sheet used for?
The GURU W-S Membrane Sheet is used for waterproofing showers, tub surrounds, steam showers, and other moisture-prone areas. It provides a durable, high-performance barrier that protects tile and stone installations from water infiltration.
Can the GURU W-S Membrane Sheet be used in showers?
Yes, the GURU W-S Membrane Sheet is designed specifically for tile shower waterproofing. It bonds easily with modified thin-set mortar and is ANSI A118.10, ANSI A118.12, and IAPMO approved for code-compliant installations.
What sizes are available for the GURU W-S Membrane Sheet?
The GURU W-S Membrane Sheet comes in three precut sizes: 4’ x 6’ 7”, 5’ x 6’ 7” 10”, and 6’ 7” x 6’ 7”. Each sheet is 20 mil thick, covering between 26 and 43 square feet depending on the size.
How should the GURU W-S Membrane Sheet be installed?
The GURU W-S Membrane Sheet should be applied to clean, dry, and structurally sound surfaces. Overlap seams correctly, use compatible waterproofing accessories for corners and penetrations, and bond the sheet with a modified thin-set mortar for a continuous, watertight barrier.
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