MasterSeal 940 - Internally and externally placed PVC Waterstops


How does MasterSeal 940 work?

MasterSeal 940 is a range of internally placed and externally placed PVC Waterstops extruded from high grade PVC compound.

What is MasterSeal 940 used for?

MasterSeal 940 is designed to provide a complete sealing network for expansion and contraction/ construction joints in water retaining and water excluding in-situ concrete structures. The profiles are supplied in straight lengths to be butt jointed on site.

The use of MasterSeal 940 prevents the passage of water through expansion/ contraction/ construction joints in the following typical structures:

  • Canals/ culverts
  • Water tanks
  • Reservoirs
  • Dams
  • Sewerage Treatment Plants
  • Liquid retaining vessels
  • All cast in-situ concrete structures to retain or exclude water

What are the benefits of MasterSeal 940?

Among the numerous advantages of MasterSeal 940 we can find the following:

  • Complete range of profiles and sizes to suit all construction requirements.
  • Reinforced eyeleted fixing flanges on centrally placed profiles for positive location in joints prevents collapse of profile during concrete placing.
  • Simple on-site butt welding.
  • Four valve sealing system on all profiles.

Product Information

Technical Data Sheet 

Specification Clause

Regional contacts

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