New Hydor ETH 300w Aquarium inline heater, 16mm hose fittings, great heaters!
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
300w heater which can heat up to 300lts of aquarium water.
Will run inline with a power filter or return pump