Sikalastic®-621 TC

Sikalastic-621 TC is a cold-applied, seamless, highly elastic, UV-stable, onecomponent, moisture-triggered root resistant polyurethane Top Coat (TC) designed to provide easy application and a durable solution as part of the SikaRoof MTC and the highly reflective Sika SolaRoof™ MTC systems.

  • Proven technology - over 20 years track record
  • Easy and quick application with Sika Reemat and Sikalastic Applicator
  • Moisture triggered chemistry -, after application rapidly weatherproof
  • Highly reflective (Sikalastic-621 TC – SR (traffic white RAL 9016))
  • High elastic and crack-bridging
  • High root resistance
  • Seamless roof waterproofing membrane
  • Vapour permeable
  • Strong resistance to common atmospheric chemicals
  • One component - ready to use
  • Long shelf life – 12 months