Still 150w sounds like a lot for like 20 gallon of water :| I use 62w T5HO lighting over my 20 gallon long and I feel like like it is responsible for the rapid evaporation.
BTW sorry for hijacking the thread :P
Quote:
Originally Posted by FishyFishy!
No chiller, and I have never had a heat issue or swing. Things that may contribute to this:
I have A/C in my house
It has a 15g sump underneath
Fluval Edge has almost a totally enclosed top
The light is 6" above the tank
All of those things put together make for a stable temp.
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