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Amazon.com: Aquatop 500W Titanium Heater with Controller - Fully Submersible For Fish Tanks Up To 150 Gallons, 68-92 Adjustable Temperature, Durable Water Heater, Aquarium Heater For Turtles & Large Fish, TH-C500 :
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Amazon.com: Finnex HMH-X 500 Watt Digital Titanium Aquarium Heater, ± .2°F Accuracy Low Variance Technology, 1/10°F Control, Calibratable (HMH-X500S) : Pet Supplies
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Amazon.com: Finnex Titanium Aquarium Heater, 500 Watt HMA Series, Heater Guard, 100 to 120-Gallon : Pet Supplies
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Amazon.com : Finnex Titanium Aquarium Heater, Premium Nickel Coil, Large 19mm D Tube, Heater Guard (500 Watts) : Pet Supplies
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Amazon.com: Aquatop 500W Titanium Heater with Controller - Fully Submersible For Fish Tanks Up To 150 Gallons, 68-92 Adjustable Temperature, Durable Water Heater, Aquarium Heater For Turtles & Large Fish, TH-C500 :
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