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
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Usage

For SikaRoof MTC 8, 12,15, 18, 22, SikaRoof MTC Cold Bonding, SikaRoof MTC Green and SikaRoof MTC Ballast in both new construction and refurbishment projects

For cold roof, warm roof and inverted roof-build-up’s

For roofs displaying complex detail areas and geometry, even when accessibility is limited

For cost efficient life cycle extension of failing roofs

Highly reflective top coat Sikalastic-621 TC – SR (traffic white RAL 9016) as part of the Sika SolaRoof™ MTC systems for excellent cool roof characteristics and bifacial photovoltaic panels, e.g. Solyndra.

Advantages

  • 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

Packaging

5 litre pails (appr. 7.2 kg), 15 litre pails (appr. 21.6 kg)

Colour

Slate grey, shale grey and traffic white (RAL 9016), other colours available upon request.