• Hydor ETH 300W In Line Heater [5/8 in.]

    Hydor ETH 300W In Line Heater [5/8 in.]

    First and unique external heater for aquariums with the exclusive PTC (Positive Thermal Coefficient) technology. The self-limiting PTC heating element guarantees maximum safety against any risk of overheating. The exclusive technology and the high quality of the components guarantee a long lasting product. Suitable for canister filters and sump tanks.…
    $97.95
  • Hydor Theo Aquarium Heater [100 watt]

    Hydor Theo Aquarium Heater [100 watt]

    Patented film heating technology and unique shatterproof glass make this submersible heater practically unbreakable while maintaining a precise temperature. Features a one degree increment control knob and an on/off indicator lamp. Completely submersible heater can be used horizontally or vertically in the aquarium.…
    $36.99
  • Hydor Theo Aquarium Heater [150 watt]

    Hydor Theo Aquarium Heater [150 watt]

    Patented film heating technology and unique shatterproof glass make this submersible heater practically unbreakable while maintaining a precise temperature. Features a one degree increment control knob and an on/off indicator lamp. Completely submersible heater can be used horizontally or vertically in the aquarium.…
    $38.99
  • Hydor Theo Aquarium Heater [200 watt]

    Hydor Theo Aquarium Heater [200 watt]

    Patented film heating technology and unique shatterproof glass make this submersible heater practically unbreakable while maintaining a precise temperature. Features a one degree increment control knob and an on/off indicator lamp. Completely submersible heater can be used horizontally or vertically in the aquarium.…
    $39.99
  • Hydor Theo Aquarium Heater [25 watt]

    Hydor Theo Aquarium Heater [25 watt]

    Patented film heating technology and unique shatterproof glass make this submersible heater practically unbreakable while maintaining a precise temperature. Features a one degree increment control knob and an on/off indicator lamp. Completely submersible heater can be used horizontally or vertically in the aquarium.…
    $32.99
  • Hydor Theo Aquarium Heater [300 watt]

    Hydor Theo Aquarium Heater [300 watt]

    The THEO aquarium heater has all the necessary features for safe and precise temperature maintenance of the water in your tank. The exclusive technology and the high quality of the components guarantee a long lasting product.…
    $49.99
  • Hydor Theo Aquarium Heater [400 watt]

    Hydor Theo Aquarium Heater [400 watt]

    Patented film heating technology and unique shatterproof glass make this submersible heater practically unbreakable while maintaining a precise temperature. Features a one degree increment control knob and an on/off indicator lamp. Completely submersible heater can be used horizontally or vertically in the aquarium.…
    $65.50
  • Hydor Theo Aquarium Heater [50 watt]

    Hydor Theo Aquarium Heater [50 watt]

    Patented film heating technology and unique shatterproof glass make this submersible heater practically unbreakable while maintaining a precise temperature. Features a one degree increment control knob and an on/off indicator lamp. Completely submersible heater can be used horizontally or vertically in the aquarium.…
    $34.99
Result Pages:
Manufacturers