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Heaters

Aquarium Supplies

Aquarium Heaters

A quality heater is necessary if you intend to maintain a successful tropical freshwater, marine fish or reef system. Temperature fluctuations often go unnoticed by aquarists and can cause stress to fish and corals. Most heaters include a built-in thermostat to select the optimal temperature for your aquarium.

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  1. Cobalt Aquatics Accu-Therm 150 Watt Aquarium Heater

    Cobalt Aquatics Accu-Therm 150 Watt Aquarium Heater

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    Cobalt Aquatics Accu-Therm 150 Watt Aquarium Heater Features Fully submersible heater Easy temperature setting Computer tested, accurate ±2°F Triac equipped thermostat Borsilicate glass for superior heat and shock re...
    ON SALE

    Was: $30.49

    $25.99

  2. Cobalt Aquatics Accu-Therm Aquarium Heaters

    Cobalt Aquatics Accu-Therm Aquarium Heaters

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    Cobalt Aquatics Accu-Therm 25 Watt Aquarium Heater Features Fully submersible heater Easy temperature setting Computer tested, accurate ±2°F Triac equipped thermostat Borsilicate glass for superior heat and shock res...
    FROM ONLY
    $25.99

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