... extinguishing installations and equipment on premises BS 53 06- 0, Guide for the selection of installed systems and other fire equipment BS 53 06- 6, Foam systems BS 53 06- 6. 1, Specification for low expansion ... copy:RMJM, 30/08 /20 05, Uncontrolled Copy, © BSI 22 blank BS 53 06- 6. 2: 1989 Licensed copy:RMJM, 30/08 /20 05, Uncontrolled Copy, © BSI Publications referred to BS 143 and 12 56, Specification for malleable ... the system 10 © BSI 02- 1999 Licensed copy:RMJM, 30/08 /20 05, Uncontrolled Copy, © BSI BS 53 06- 6. 2: 1989 16. 2. 5 Corrosion protection for foam pipework 16. 2. 5.1 Internal protection Pipework shall...