"Holly" wrote in message
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Aidan wrote in message ...
"Holly" wrote in message
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Aidan wrote in message news.


Sounds interesting, not many spring fed systems in London.

Ohmygod, my poor brain can't cope with much more! uk.diy didn't used to
be like this! Somebody please tell me that Aidan is a genuine poster who
has got mixed up, and not IMM in disguise!

Aidan, if you are genuine, my apologies, because everything else you are
saying seems to make sense. FYI I'm in France, which is why I'm not in
the least concerned the UK regs other than the safety issues, and why I
have very strange plumbing and two French cylinders in my

That is what I have been trying to do for you. Put extra safety measures on
the cylinder. At least an anti-vacuum valve.