Heaters for 600 gallon

  • We are currently upgrading MFK. thanks! -neo
I'm just saying, if you wanted to run one catalina and 2 ehiem , that would be how I would go to keep them synced
 
Note
Did you have any problems drilling the tank......I'm afraid I'll Crack it

Nope. Drilling the tank was a piece of cake. In fact, I drilled 5 holes in my 600 gallon fiberglass tank (2 - 1 1/2" holes and 3 - 2" holes). I just used my electric drill, used hole saw bits (Lenox from Lowes) with arbors, backed the fiberglass with a 2x6, drilled from the outside-in first, then finished drilling from the inside-out. I ran my drill at a pretty high speed, but applied very little pressure. Let the drill do the work. On a side note, I used schedule 80 bulkheads.
 
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