ETH External thermal heater which includes the PTC system. Suitable for all external canister filters.
Completely safe. No danger of damage if the equipment is left running without water for a short period of time
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 The traditional metal resistor coils have been replaced by a special polymer sheet, silk-screened with heating ink.
ETH 300
power 300W
inlet Hose 16mm
for aquaria of 200ltrs