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XFLO Inline Titanium Heaters Deliver Serious Temperature Control | Reef Builders | The Reef and Saltwater Aquarium Blog
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Amazon.com : Hitop 500W Digital Aquarium Heater, Submersible Large Fish Tank Heater with Temperature Display and External Controller for Fish Tank up to 150Gallon : Pet Supplies
Heating large tanks with your gas hot water heater. Save 40% on energy cost! | REEF2REEF Saltwater and Reef Aquarium Forum
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