SikaProof® A-12

Pre-Formed, Fully-Bonded and Underflow-Resistant Edge Sheets for the SikaProof A Waterproofing Membrane System

  • Cold-applied (no pre-heating or open flames) and pre-applied, before the reinforcement is fixed and the concrete is poured.
  • Fully and permanently bonded to the concrete structure.
  • No lateral water underflow or migration is possible between the concrete structure and the membrane system.
  • High watertightness determined in accordance with various testing standards.
  • Easy to install with fully adhered joints (no welding required).
  • Weathering resistant with temporary UV-stability.
  • High tensile strength and elongation.
  • High flexibility and crack-bridging ability.
  • Resistant to aggressive mediums in natural ground water and soil.
  • Highly durable with cost-effectiveness benefits.
  • Can be combined with other approved Sika® waterproofing systems including:

- Sikaplan® WT membranes, FPO-based sheet waterproofing membranes
- Sikadur® Combiflex® SG System, FPO-based joint sealing system