Fire resistant acrylic sealant for service penetration and joint seals
Sikacryl®-621 Fire is a fire resistant, phthalate-free acrylic sealant for interior joints and penetration sealing in walls and floors.
- Can be combined with many other Sika passive fire protection products
- Provides acoustic insulation
- 1-part ready to use, easy to apply
- Up to 4 hours fire resistance