Boss white pipe fitting jointing compound.
- Tub weighs approx 400g
- Use for hot & cold water, natural gas & LP steam up to 7 bar & 200°C.
- Suitable for open & pressurised central heating systems.
- Not for use with potable (drinking water) supplies.
- Use in conjunction with flax / hemp.
- Full instructions on tub.
Flax & paste was universally used before PTFE to make pipe joints. Very often PTFE joints can fail where flax & paste will succeed, ask any plumber.