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RE: Under gravel Heater

Will Wrote:

>if it broke I had to tear down my whole tank and he
>never noticed any growth improvement

>How do you all think about it ?


He is right. I would not do it. George Booth makes a great argument for
substrate heaters. George would never call it an under gravel heater though.
The logic behind his case is that the substrate heater provides a thermally
driven system to move water through clay. With good water flow and a non
clay substrate burying wire might prove way more problematical than