This SP Firestop system is designed to form cavity fire stops within buildings. It is a medium density ROCKWOOL slab which incorporates a foil facing both sides that provides cutting lines to support accurate installation. While resisting the passage of smoke and providing up to 1 hour fire resistance, it can be installed horizontally or vertically and is suitable for cavity widths between 50mm and 600mm.
- Easy to install
- Allows limited flexibility
- Provides up to 2 hours of fire resistance
- Resists the passage of smoke
- Suitable for cavity widths up to 1000mm