Re: Aquatic Plants Digest V1 #187

I read somewhere that malaysian trumpet snails are counter indicated in 
tanks that use undergravel heating cables.  Is this true?  Please say it ain't
Additionally, I just talked to a industrial gas supply store and the guy there
told me from what he understands about what I
I'm trying to do, I don't need a regulator and needle valve but a flow meter.
This will regulate the pressure in the tank and reduce the flow to the very low
rates I require.  Does this sound right to people??
			Thanks for your help
				Miles Morrissey
				Easthampton, MA