Hydor Inline Heater 300w

• External Heater Technology
• 300 Watts
• Installs on 5/8" 16mm Hose

Revolutionary Heater Design
External aquarium heater installs on your return hose from your canister filter or wet/dry sump. This gets the heater out of your aquarium allowing for a more natural aquascape. Patented heating element made with the exclusive PTC system. The traditional metal resistor coils have been replaced by a special polymer sheet, silk-screened with heating ink. Setting of temperature controlled by an electronic circuit with indicator light. Completely safe. No danger of damage if the equipment is left running without water for a short period of time. Connectors suitable for flexible pipe of external filters.