BOSS Retrofit Fire Collars prevent the spread of fire where PVC and PE plumbing pipes penetrate concrete fire walls and floors. Also for use on PP-R pipes, and polybutylene pipes. Boss Fire Collars are suitable for on walls and floors. With the addition of the optional ‘click on’ flange oversize holes may be accommodated.
- High performance 2 and 3 hrs Fire Rating
- Approved for Plasterboard, Masonry and Speedpanel walls & floors
- Simple to use and install
- Improved acoustic properties
- Sizes available from 25mm – 330mm diameter