Sikasil®-670 Fire Rated Silicon is a 1-component, moisture-curing, low-modulus elastic joint sealant designed for fire rated movement and connection joints on porous and non-porous substrates. Commonly used with our ARK and other roof flume kits for bushfire areas.
Characteristics / Advantages:
- Up to 4 hours fire resistance according to AS 1530.4;
- Up to 4 hours fire resistance according to EN 1366-4;
- Very good resistance to weathering;
- Movement capability of ± 35% (ASTM C 719);
- Easy to smooth and very good workability;
- Good adhesion to many different substrates;