50 watt heater for 20 gal

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zacheyp

Aquarium Advice Addict
Joined
Sep 11, 2011
Messages
1,270
Is that enough wattage
I set it to79 and it stays between 76 78
 
If it's staying at a constant temperature, and it's the perfect temperature, then it's fine. But I would recommend a 100 watt or a 150 in the future.
 
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