MasterSeal 599 - An elastomeric, cement-based waterproof coating for concrete and masonry

Interested, please contact us.

How does it work?

MasterSeal 599 part 1 is a blend of Portland cements, selected silica, micro-fibres and modifying agents. When mixed to a slurry consistency with the acrylic polymer emulsion MasterSeal 599 part 2, it can be easily applied by brush or spray equipment. 

It cures to give an elastomeric flexible membrane. Fiber mesh is a fabric which can be used in strip form over joints and cracks or as reinforcement for the whole application.

What is it used for?

  • For waterproofing water-retaining structures which may be subject to movement like water tanks, pools, reservoires, etc
  • As part of the MasterSeal basementwaterproofing system, in areas sensitive to movement, vibrations and slight settlement 
  • To protect concrete from water, carbonation and de-icing salts 
  • Suitable for internal and external use, against positive and negative water pressure 

What are the benefits?

  • Retains flexible when submerged 
  • Good chemical resistance against soft water, domestic waste water, manure or other liquids moderately aggressive to mineral substrates
  • Freeze-thaw resistant 
  • Water vapour permeable
  • CO2 barrier
  • Crack bridging. 
  • UV stable


MasterSeal 599 TDS: MasterSeal 599

pdf (406,53 Kb)

MasterSeal 599 grey (Part A) MSDS

pdf (221,44 Kb)