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Sika Waterbar FMS 400 HS Elastomer 400mm X 20m

Sika Waterbar FMS 400 HS Elastomer 400mm X 20m

SKU: 003WBFMS400HSE400X20

This product is currently out of stock. As such, we cannot guarantee next day delivery and an additional delivery surcharge may apply

Product Information
Technical Datasheet


Sika® Waterbars Elastomer Type FM, FMS are permanently flexible waterbars made from SBR (styrene butadiene rubber) based as standard, for sealing expansion joints in watertight concrete structures. They are available in a range of different types, profiles and sizes to suit different types of structures and joint sealing applications.


Application fields:

  • Joint sealing in concrete structures
  • Expansion joint sealing in insitu concrete construction

Typical structures:

  • Commercial building basements
  • Underground car parks
  • Bridges, rail and road tunnels
  • Water treatment plants
  • Locks and weirs
  • Power stations
  • Barrages and dams


  • Design and installation principles according to DIN18197
  • Jointing systems in accordance with DIN 18197 and DIN 7865


  • High tensile strength and elongation
  • High permanent flexibility and high resilience
  • Suitable for high water pressure and stress
  • Resistant to all natural mediums aggressive to concrete
  • Resistant to a broad spectrum of chemical agents (testing necessary for any specific situations)
  • Dimensionally stable in contact with penetration grade bitumen
  • Robust sections for handling on site
  • Vulcanizable for butt jointing the waterbars on site