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HydroSeal 11C

HydroSeal™ 11C is a non-toxic and non-flammable water-repellent concentrate for masonry and wood substrates.

Proprietary blend of additives.


  • Ready-to-use
  • Non-toxic and non-flammable
  • Reduction in freeze-thaw cracking and spalling of bricks
  • Improvement in winter fuel efficiency by maintaining the effective heat insulation properties of dry bricks
  • Reduction and elimination of efflorescence
  • Reduction in surface dirt pick-up
  • Reduction in mould, fungal and other microbial infestations
  • Reduction in splitting, warping and checking of wood
  • Reduction in acid rain attack
  • Reduction in CO2 transmission


  • Masonry substrates
  • Wood substrates

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