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Hydor External Inline Heater 200w 16mm

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First and only external heater for aquariums with PTC (Positive Thermal Coefficient) technology. It guarantees maximum safety thanks to the self-protection system of the PTC film that avoids potential risks of overheating. The exclusive technology used and the high quality of the components guarantee a long life. Ideal for external filters and sump tanks. Hydor Inline heater is the first aquarium heater that works outside of the aquarium tank.

200w inline heater suitable for aquariums upto 200ltrs

  • 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.

  1. Before placing your hands in the tank, disconnect all electrical appliances. Be sure that the voltage of the mains corresponds to the voltage shown on the heater label.
  2. Heater must be installed outside of your tank by cutting the outlet tube of the external filter, and by connecting the two parts of the tube onto both sides of the heater.
  3. If the external filter is already installed, it is important to shut off the valve taps, to empty out all the water before cutting the outlet tube.
  4. The presence of air bubbles inside the heating unit can cause irreversible damages.
  5. Make sure that the heater is installed in a vertical position and follow the flow direction of the water that is indicated on the heater’s body with an arrow.
  6. Reactivate the aquarium’s water circulation and connect the new heating system to the mains. After the first 24 hours of operation it is advisable to check all connections are tight.
  7. Temperature setting to set the required temperature in your aquarium, turn the temperature control knob until the indicator on the heater’s body shows the chosen temp. You can set the temperature required between 18°C and 34°C. Should the water temperature of your aquarium turn out to be lower than the value set on the graduated scale, heater will start heating automatically and the indicator will turn on.