GURU Water-Stop Waterproofing Membrane Sheets

GURU Water-Stop Waterproofing Membrane Sheet, 26 sq ft

GURU Water-Stop Waterproofing Membrane Sheet, 32 sq ft

GURU Water-Stop Waterproofing Membrane Sheet, 43 sq ft

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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 Waterproofingproducts® 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 Waterproofingproducts®.

Frequently Asked Questions

What is GURU W-S Waterproofing Membrane Sheet?

GURU Water-Stop Shower Waterproofing Membrane Sheet is a professional-grade waterproofing membrane designed for tile installers and contractors. It delivers reliable protection against moisture infiltration in shower walls and floors.

Where can I use this membrane?

This versatile shower waterproofing membrane is suitable for:

Shower walls
Tub surrounds
Steam showers
Kitchens
Backsplashes
Balconies

What standards does GURU W-S Membrane meet?

It meets ANSI A118.10 and ANSI A118.12 standards and has IAPMO acceptance for code-compliant installations.

What sizes and coverage options are available?

Available sheet sizes and coverage:

IFU5502: 4’ × 6’ 7” (20 Mil) – 26 Sq. Ft.
IFU5501: 5’ × 6’ 7” 10” (20 Mil) – 32 Sq. Ft.
IFU5503: 6’ 7” × 6’ 7” (20 Mil) – 43 Sq. Ft.

How do I install the membrane?

Ensure substrate surfaces are clean, dry, and structurally sound. Bond the membrane with modified thin-set mortar that conforms to ANSI standards. Overlap seams properly and seal corners and pipe penetrations with compatible GURU USA accessories.