Henkel Polystop CJ Water Stopper is a premium-grade, hydrophilic waterstop strip engineered to provide reliable sealing for construction joints in concrete structures. Developed with Henkel’s advanced polymer technology, Polystop CJ swells upon exposure to water, effectively blocking leakage and preventing water ingress even under high hydrostatic pressure.
This product is designed for use in both vertical and horizontal construction joints, ensuring complete waterproofing in areas such as basements, retaining walls, tunnels, water tanks, lift pits, and foundations. Its flexibility and high expansion capacity make it an excellent alternative to traditional PVC or rubber waterstops, offering easy installation and superior performance.
Key Features & Benefits:
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✅ Hydrophilic swelling action: Expands on contact with water to seal cracks and voids effectively
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✅ Excellent adhesion: Bonds strongly to concrete, ensuring a watertight joint
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✅ High chemical and hydrostatic pressure resistance
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✅ Easy to install: No special tools or heat welding required
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✅ Durable and flexible: Withstands concrete movement and shrinkage
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✅ Long-lasting protection: Maintains effectiveness even after repeated wet–dry cycles
Recommended Applications:
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Construction joints in concrete foundations and slabs
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Retaining walls and basements
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Lift pits, sumps, and tunnels
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Water tanks and reservoirs
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Culverts, sewage treatment plants, and drainage structures
Technical Specifications:
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Type: Hydrophilic rubber-based joint waterstop
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Expansion Rate: Up to 300% in water (approx., varies by condition)
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Application: Pressed into the joint or fixed using adhesive/nails
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Compatibility: Suitable for both fresh and precast concrete
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Temperature Resistance: Stable under wide temperature variations
Why Choose Henkel Polystop CJ Water Stopper:
Backed by Henkel’s global expertise in construction solutions, Polystop CJ delivers superior waterproofing performance for critical structures. Its self-sealing, expanding action ensures lasting protection against leaks — providing peace of mind for engineers, contractors, and property owners alike. Whether used in industrial, commercial, or residential projects, it guarantees efficient and cost-effective joint waterproofing.
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