Sika® WT-138 LMY

Water Resisting and Hydrophobic Waterproofing Concrete Admixture

Sika® WT-138 LMY is an integral waterproofing admixture for concrete and mortar. Sika® WT-138 LMY greatly reduces permeability to concrete through hydrophobic actions, thereby improving the waterproofing properties.  

  • Reduces water absorption*
  • Reduces water penetration*
*When compared to control mixes