GEL Waterproof Type Flexi


Two-component general flexible cementitious waterproof


Two-component general flexible cementitious waterproof


  • Cement base waterproof, non-toxicity requirement,especially for potable water such as water tank
  • Easy to mix and apply
  • Breathable and allows transmission of water vapourfrom interior of building
  • Protection of concrete against the effects of CO2,de-icing salts and water penetration
  • Flexible and able to conceal any cracks or pores of all masonry


  • Suitable for applying waterproofing in concrete such as concrete slab, concrete wall, bathroom, swimming pool, water tank, septic tank etc

Surface Preparation

  • Clean surface from dust, concrete debris or oil stain
  • If the concrete surface is cracked, it should be repaired
  • Spray the water allow the concrete surface to be moist before applying waterproof


  • Mix cement with additive according to mixing ratio in technical table
  • Mix by electric drill speed 500 rpm until mixture is homogeneous
  • After mixing, it should be used within 30 minutes

Remark: Do not add water

Application procedure

  • Apply waterproof first layer by using brush while concrete surface have be moist and leave it about 3-4 hours before apply second layer
  • Apply second layer by applying perpendicular to the first layer
  • Do not expose the surface to water for 3 days after applying
  • For tiling, it should be waited for at least 3 days


  • Avoid using in sunlight place
  • Do not spray water before apply second layer
  • Clean the tools immediately after use
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