Rockwool Timber Cavity Barrier is a unique fire barrier that comprises of a strip of Rockwool inserted into a translucent red polythene sleeve, incorporating two flanges into the design to enhance the ease of installation. The sleeve eliminates the need for weather protection during installation and printed on the sleeve is fixing instructions for ease of use. This barrier is used to provide 30 minutes protection. 25 lengths per pack.
- Rockwool inserted in a polythene fireproof sleeve
- No need for weather protection as the polythene sleeve protects the cavity barrier during installation
- 30 Minutes fire protection at the cavity
- Meets fire protection requirements as defined in table A1 of Appendix A to approved document B of the building regulations