SikaSeal®-623 Fire+ is a fire resistant, intumescent graphite sealant. It is used for penetration seals around combustible services in fire compartment walls and floors. In case of fire, SikaSeal®-623 Fire+ closes gaps due to volume expansion of up to 25 times.
- Up to 4 hours fire resistance
- Highly intumescent – volume expansion up to 25 times original size
- 1-part ready to use, easy to apply