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#1
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![]() I made a mesh top for my tank. Doesn't trap any heat, blocks very little light if any and I haven't had any carpet surfers.
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#2
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![]() Leave the lid OFF and get an auto-topoff system.
The tank cools itself through evaporation. Leaving the top on also prevents proper gas exchange which will drive down pH in the tank because excess CO2 cannot escape. |