seem to be working, and I was out checking on the cost of a pressurized
system. About $250.00 for gauge and regulator and another $100 to rent a
tank and $35.00 for a fill. The tank rental of course is a one time
charge.

http://www.dlink.org/aqua/CO2.html

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Thank You

Dominic
http://www.dlink.org/aqua