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Re: CO2 Injection Options

> Has anyone used an alternative to the very highly
> compressed cylinders for CO2 injection?

I posted a response to this question last week, with a description of a
fairly simple and inexpensive modification to the standard DIY CO2 setup
in which a simple electronic controller pulsed an air pump to deliver
CO2 from a Mylar balloon reservoir.  I've put a drawing and schematic
diagram for the setup at:


should anyone care to look.