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Re: [APD] Backflow into CO2 systems

To: aquatic-plants at actwin_com
Subject: Re: [APD] Backflow into CO2 systems
From: Dave Gomberg <dave1 at wcf_com>
Date: Tue, 09 Dec 2003 19:23:56 -0800
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At 05:27 PM 12/9/2003, you wrote:

when my CO2 tank runs out, water backs up in the system, sometimes past the needle valves.... What can I add to the system to keep the water from backing up?

Put a good (brass) check valve between each Eheim hose adaptor and the needle valve. They only cost a couple of bucks.

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