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BETTA THERMAL COMPACT HEATER THERMOSTAT SUBMERSIBLE FISH TANK AQUARIUM
SunGrow Halfmoon Betta Heater, 10 Watts, for Small Tanks, Fully Submersible Aquarium Heater, Automatically Reaches Preset Temperature, ...
hygger 100W Mini Inline Quartz Glass Aquarium Heater with External Controller, Adjustable Submersible Betta Fish Tank Thermostat for 10-30 Gallon
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Marina Betta Fish 8W Submersible Heater - For Fish Tank Aquariums up to 1.5 US Gallons (5 L)
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Zoo Med BettaTherm Submersible Betta Bowl Heater 7.5 Watts
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hygger Mini Inline Quartz Glass Aquarium Heater with External Controller, Adjustable Submersible Betta Fish Tank Thermostat 50W/100W 50W (5-15 gallon)
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