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Re: Aquatic Plants Digest V4 #667

At 03:48 AM 11/19/00 -0500, DGrim asked:
>Can anyone give me information about using silicone tubing (100%) to deliver
>CO2 to the tank? My main concern is wether or not the gas will make the
>tubing brittle over time, or if there is a significant loss factor thru the
>tubing (gas permeability)?

I have used Hagen Silicone tubing for several years and sold hundreds of 
CO2 systems using it.  I have not experienced, nor have my customers 
reported, any incidents of these problems.

Dave Gomberg, San Francisco            mailto:gomberg at wcf_com
NEW Planted Aquaria Magazine:        http://www.wcf.com/pam