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Corisrx Submersible Aquarium Heater Set - 55-100 Gallon Betta Fish Tank Temperature Controller, Turtle Tank Thermometer, Freshwater Saltwater Large Tank Thermostat (900W (for 132 to 160 Gallon)) - Walmart.com
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PULACO 25W Small Aquarium Betta Heater with Free Thermometer Strip, Under 6 Gallon Fish Tanks (Preset Temperature 78℉) - Walmart.com
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Corisrx Submersible Aquarium Heater Set - 55-100 Gallon Betta Fish Tank Temperature Controller, Turtle Tank Thermometer, Freshwater Saltwater Large Tank Thermostat (700W (for 124 to 140 Gallon)) - Walmart.com
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Amazon.com: PULACO 25W Small Aquarium Betta Heater with Free Thermometer Strip, Under 6 Gallon Fish Tanks (Preset Temperature 78℉) : Pet Supplies
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![Corisrx Submersible Aquarium Heater Set - 55-100 Gallon Betta Fish Tank Temperature Controller, Turtle Tank Thermometer, Freshwater Saltwater Large Tank Thermostat (900W (for 132 to 160 Gallon)) - Walmart.com Corisrx Submersible Aquarium Heater Set - 55-100 Gallon Betta Fish Tank Temperature Controller, Turtle Tank Thermometer, Freshwater Saltwater Large Tank Thermostat (900W (for 132 to 160 Gallon)) - Walmart.com](https://i5.walmartimages.com/asr/65af6437-a118-4255-b426-c878d9dfecab.6f9fd6ce43a684fd13d43bf9c9669cfd.jpeg?odnHeight=768&odnWidth=768&odnBg=FFFFFF)
Corisrx Submersible Aquarium Heater Set - 55-100 Gallon Betta Fish Tank Temperature Controller, Turtle Tank Thermometer, Freshwater Saltwater Large Tank Thermostat (900W (for 132 to 160 Gallon)) - Walmart.com
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![Help! I recently purchased a betta and have him in this 3.5 gallon tank. The tank has a heater, filtration, and hiding spots. For some reason, he just sits near the heater, Help! I recently purchased a betta and have him in this 3.5 gallon tank. The tank has a heater, filtration, and hiding spots. For some reason, he just sits near the heater,](https://external-preview.redd.it/dd39_-fDBfl2n2VgU4H1fJSLUzYMkfgsKPnq18MZ0eA.jpg?auto=webp&s=b8bd909fb52dda595b3100fbdebcd90ec40d0519)