Do you use multiple heaters or just a single one? 0
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Single (0) 0%
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Multiple (0) 0%
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Other (0) 0%
As the thread states, do you use a single heater (or multiple that are just enough to get the right wattage per gallon of aquarium water), or do you use multiple that can (if a single one went out) keep the wattage well above the gallon requirement to make the water temperature correct?