RH> And you didn't tell me the response would be so overwhelming! I have the 
 RH> heater set for around 78, but this is Canada, and my 
 RH> basements temperature 
 RH> varies alot and quickly. The actual temperature of the 
 RH> tank goes from a high 
 RH> of 79 down to 74-75....so I think it's ok.  The fish still seem happy!
That should work.  If it varies much more than that you might try getting a 
more powerful heater.
Robby
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