Reefers not using a controller...

[Aquattro]

Originally Posted by Doug

One day when yer fancy smachy heater cooks yer tank, you will wish you at least had a temp. controller.

Yes, I realize a controller might help with this, unless the fancy schmancy controller is the piece that fails
I actually run 2 heaters, neither big enough to cook the tank should one stick on. If both stick on, it's a sign I should find a new hobby -lol