Sikalastic®-601 BC

Sikalastic®-601 BC is a one-component, cold-applied, seamless, highly elastic, moisture-triggered polyurethane Base Coat (BC) designed to provide easy application and a durable solution as part of the SikaRoof® MTC systems.

  • Proven technology - over 25 year track record
  • One component – no mixing, easy and ready to use
  • Cold applied - requires no heat or flame
  • Seamless roof waterproofing membrane
  • Compatible with Sika® Reemat Premium - easy to detail
  • Fast curing - free from rain damage almost immediately on application
  • High elastic and crack-bridging - retains flexibility even at low temperatures
  • High root resistance
  • Easily recoated when needed - no stripping required
  • Good adhesion to most substrates- see primer chart
  • Vapour permeable - allows substrate to breathe
  • Strong resistance to common atmospheric chemicals