Assertion: aquarium's tank | /r/Desires | a 200 watt aquarium heater
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Source sentences:
text: Similarly, 25-gallon tank needs a 100 watt aquarium heater, 40-gallon tank needs a 150 watt aquarium heater, 50-gallon tank needs a 200 watt aquarium heater, 65-gallon tank needs a 250 watt aquarium heater, and 75-gallon tank needs a 300 watt aquarium heater.