Sika Waterbar® O VN

Flexible PVC waterstop

Sika Waterbar® O VN are constructed from flexible thermoplastic PVC. They are designed to stop the migration of water through construction and expansion joints in concrete structures. Sika Waterbar® O VN are available in various sizes and profiles to suit all types of application.

  • Sealing starts as soon as the concrete has hardened
  • Multi rib profile provides impenetrable barriers to water migration
  • Can be easily site welded - (welding knife is available)
  • Good chemical resistance
  • Available various kind of profiles for all type of application