"Andy Hall" wrote in message
news
On Fri, 26 Nov 2004 19:31:17 -0000, "IMM" wrote:


"Andy Hall" wrote in message
.. .
On Fri, 26 Nov 2004 19:36:59 -0000, "Holly" wrote:


IMM wrote:



I would
certainly fit an anti-vacuum valve on the top of the cylinder.

You are going round in circles here.

He does this all the time.

You don't even know what an anti-vacuum valve is.

http://www.rwc.co.uk/rwc/pdfs/hcv/antivac.pdf

This is encouraging. A quick Google and Andy now knows.

This is the Internet and these sorts are allowed to operate. The wheat
and
the chaff are all together. In normal life you would not speak to them.

Mmmmm.........

Mmmm