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  • Hydor 25W Submersible Glass Aquarium Heater - Original Theo
    Hydor 25W Submersible Glass Aquarium Heater - Original Theo
    Theo Heater. New aquarium heater functioning with the exclusive PTC technology means that this heater will not break or damage when run out of the tank. Theo aquarium heater has all the necessary feature for safe and precise temperature maintenance of the water in your tank. The exclusive technology...
    $20.99
    $20.99
  • Hydor 50W Submersible Glass Aquarium Heater - Original Theo
    Hydor 50W Submersible Glass Aquarium Heater - Original Theo
    Theo Heater. New aquarium heater functioning with the exclusive PTC technology means that this heater will not break or damage when run out of the tank. Theo aquarium heater has all the necessary feature for safe and precise temperature maintenance of the water in your tank. The exclusive technology...
    $22.49
    $22.49
  • Sale Hydor 7.5w Slim Heater for Bettas and Bowls, 2 to 5 gal
    Hydor 7.5w Slim Heater for Bettas and Bowls, 2 to 5 gal
    Betta slim heater helps guarantee your fish a healthy life by promoting the ideal water temperature. Specially designed with the innovative positive thermal coefficient element to heat the temperature of your bowl, aquarium or terrarium an average of 5 to 10-degree warmer than room temperature.
    $11.50
    $11.99
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