On Tue, 14 Jan 2003 20:00:23 -0000, "Iain Miller"
wrote:
pressurised systems only. Also I suspect a std airline valve would leak CO2
like a sieve - as does silicone Airline tubing (!)


Like a sieve is a bit excessive I think. In fact, I doubt anyone
could actually measure the CO2 loss thru "non CO2" airline tubing.




Chuck Gadd
http://www.csd.net/~cgadd/aqua