Koster KB Flex 200

Koster KB Flex 200

Permanently plastic, damp and waterproof sealing compound for waterproofing against pressurized water.

Koster KB Flex 200 is a permanent plastic sealing compound ideal for sealing pipe and cable penetrations, cavities and for custom detail waterproofing solutions against moisture and pressurized water.


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KB-Flex 200

Koster KB Flex 200 is a 1-component, permanently plastic material and can be directly applied from the cartridge – even in the case of flowing water.

  • Koster KB Flex 200 does not dry out and remains permanently mouldable.
  • Koster KB Flex 200 adheres extremely well to dry and moist substrates.
  • Waterproof sealing compound
  • Watertight finish
  • Ideal solution for sealing pipe and cable penetrations
  • Does not dry out
  • Can be applied to dry, moist or wet substrates
  • Substrate must be free of grease, tar and oil as well as free of loose particles
  • Immediate functionality
  • Positive and negative side waterproofing
  • Seamless application
  • Easily applied
  • Excellent adhesion
  • Can be used internally and externally on concrete, brickwork, blockwork or masonry
  • Suitable for new construction and repair on existing structures
  • Suitable for waterproofing basements (exterior or interior horizontal and vertical surfaces)

Koster KB-Flex 200 is the perfect solution for:

  • Sealing Around Service Penetrations
  • Sealing cable ducts
  • Leak sealing
  • Gap filling and sealing
Product Details
KB-Flex 200
Product Code:
DMS 237
530ml Sausage
Temperature Resistance:
max. + 50 °C
Technical Drawings
KB-Flex 200

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