Waterproofing Resins & Coatings

HydroStop 1K Leak-Seal Resin

In Stock

Single-component, high-polymer polyurethane that cures into a tough elastic seal for permanently stopping persistent leaks.

HydroStop 1K is formulated for leaks that keep coming back. Its high-polymer chemistry cures into a tough yet flexible seal that bonds tenaciously to damp substrates and moves with the structure.

With no mixing required, it is fast to deploy on site while still delivering a long-lasting, elastic repair.

Key Features

  • High-polymer content for a durable elastic seal
  • Single-component — no mixing required
  • Excellent adhesion to damp surfaces
  • Remains flexible after curing

Applications

  • Permanent sealing of recurring leaks
  • Joints subject to slight movement
  • Roof penetrations and parapets
  • Tunnels and underground galleries

Technical Specifications

BaseSingle-component polyurethane
AppearanceDark viscous liquid
Solids contentHigh polymer
Elongation> 300%
Curemoisture-triggered
Packaging5 kg / 20 kg
Shelf life9 months, sealed

Free Samples Available

Request a free product sample and technical data sheet before you order.

Product Showcase

A Closer Look

HydroStop 1K Leak-Seal Resin — showcase 1HydroStop 1K Leak-Seal Resin — showcase 2