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Waterstop Sealant

Ultrachem Waterstop Sealant

One-component, polyurethane based sealant that expands on contact with water to seal gaps and joints in concrete

Products > Waterproofing > Ultrachem Waterstop Sealant

PU Sealant waterstop

Application area


  • Concrete walls and floors

  • Joints in precast concrete

  • Gap between concrete and rebar

  • Pipe connections

  • etc.


  • Expands when submerged in water

  • Good adhesion

  • Easy to use

  • Great elasticity

  • Quick dry time

Packaging: 600ml sausage

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