Swelling tape – HydroTape


  • Retains its shape without breaking or cracking
  • By increasing the volume, it penetrates cracks and cavities
  • Reversible swelling and shrinking process
  • resistant to constant water pressure (2 BAR)
  • Easy to install
  • Does not contain traces of bentonite
  • Increases volume by up to 3 times.
  • Dimensions: 5mm x 20mm (other dimensions on request)

3,12 netto

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HydroTape is a swellable product consisting of a thermoplastic elastomer with hydrophilic properties. Designed for sealing working gaps, joints and other penetrations in concrete structures subject to water loads.

Areas of application

  • waterproofing of work gaps
  • sealing joints of precast concrete elements in underground and above-ground parts of structures
  • sealing of pipe passages
  • Waterproofing around various penetrations and joints of metal and plastic components