Sikalastic® 621 TC (US) is a single-component, cold-applied, highly elastic, aliphatic, moisture-triggered polyurethane base and top coat designed for easy application as part of the Sikalastic® RoofPro roofing and waterproofing systems.
- Proven technology with over 25 year track record.
- Single-component - no mixing and ready to use.
- Fully reinforced with highly conformable Sika® Reemat™.
- Moisture-triggered chemistry that is rapidly weatherproof after application.
- Highly elastic and crack-bridging.
- Seamless and fully-adhered.
- Vapour permeable.
- Resistant to UV and common atmospheric chemicals.