Composeal Gold PE Crack Isolation Waterproof Membrane Roll 40 Mil
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Composeal Gold PE Crack Isolation Waterproof Membrane Roll 40 Mil
Description
Description
Composeal Gold PE Crack Isolation Waterproof Membrane Roll 40 Mil
Solvent cement is not required. Install by overlapping and bonding with modified thinset mortar.
40 Mil Thickness Available in 250 Sq Ft and 450 Sq Ft Rolls
Composeal Gold PE is a premium 3-ply waterproofing and crack isolation membrane engineered to protect tile and stone installations from substrate movement, moisture migration, and shrinkage cracks. Designed for both residential and commercial applications, this polyethylene membrane delivers exceptional waterproofing, crack suppression, and uncoupling performance beneath ceramic tile, porcelain tile, marble, granite, natural stone, and brick surfaces.
The advanced heat-fused multi-layer construction provides outstanding durability, bonding strength, and long-term moisture protection for floors, walls, showers, balconies, terraces, and other demanding wet-area applications.
Specifications
- 250 Sq Ft Roll: 6.56 ft x 38.09 ft (2m x 11.61m)
- 450 Sq Ft Roll: 6.56 ft x 68.57 ft (2m x 20.9m)
- Thickness: 40 Mil
- Top Layer: Polypropylene Non-Woven
- Core: Polyethylene Waterproof Membrane
- Bottom Layer: Polypropylene Non-Woven
- Color: Yellow / Black
Applications
- Interior and exterior waterproofing installations
- Crack isolation beneath tile and stone flooring
- Bathroom floors and shower waterproofing systems
- Balconies, terraces, and outdoor living spaces
- Commercial and residential flooring installations
- Tile installations over concrete and cement backer board
- Walls, floors, decks, and wet areas
- Kitchen, laundry room, and moisture-prone environments
Benefits
Composeal Gold PE combines waterproofing and crack isolation into a single membrane system. The heat-fused three-layer construction helps prevent moisture intrusion while reducing the transfer of substrate movement into finished tile and stone surfaces.
Unlike traditional waterproofing methods that require solvent cement, Composeal Gold PE installs using modified thinset mortar and overlapping seams, simplifying installation while maintaining dependable waterproof performance.
Key Features
- Heat-fused 3-ply waterproof membrane construction
- Provides crack isolation and waterproofing protection
- Excellent bonding strength with modified thinset mortar
- Protects against moisture migration and substrate movement
- Suitable for ceramic tile, porcelain tile, marble, brick, and natural stone
- Superior mildew, fungus, and chemical resistance
- No solvent cement required
- Suitable for interior and exterior applications
- Ideal for floors, walls, showers, balconies, and terraces
Installation Instructions
- Prepare substrate by removing all dust, debris, and contaminants
- Apply modified or multi-purpose thinset using a 1/4 in. x 1/4 in. square notch trowel
- Install membrane edge-to-edge while smoothing toward the outer edges
- Avoid trapped air pockets and excess adhesive buildup
- Use 6 in. PE seam tape on all seams and corners for waterproof installations
- Seam tape is non-adhesive and installed using thinset mortar
- Liquid waterproofing membrane may be used beneath the membrane when required
Recommended Substrates
- Concrete substrates
- Cementitious backer units
- Exterior-grade plywood with proper mortar bed
- Mortar setting beds
- Interior and exterior floor and wall installations
Technical Information
- Temperature Resistance: -30°C to +90°C
- Printing: Possible
- Scaling: Possible
- Certification: DIN EN ISO 9001:2015
- Country of Manufacture: Made in U.S.A.
Warranty
Composeal provides a 5-year manufacturer warranty covering guaranteed product quality.
Important Notes
- Always follow current TCNA and ANSI installation guidelines
- Professional installation is recommended
- Perform job site testing to confirm compatibility with intended substrates
- Product specifications may change without notice
Helpful Resources
- Composeal Gold Installation Guide
- Composeal Gold PE Installation Guide PDF
- Composeal Gold PE Specifications PDF
- Composeal Waterproofing Videos
- Solution for Types of Concrete Cracks
Shop Related Waterproofing Products
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