Don't worry,.... I have got a copy of a previous version from a ~~~~~.ac.uk/ site.
Lots of protection measures against corrosion but not much against penetration.
Hopefully the most recent version has a bit more about preventing mechanical damage to gas pipes hidden behind a thin layer of plaster.
Lots of protection measures against corrosion but not much against penetration.
Hopefully the most recent version has a bit more about preventing mechanical damage to gas pipes hidden behind a thin layer of plaster.