Hydor ETH Heater 300w 16mm - For External Canister Filters and Sumps**

Hydor ETH Heater 300w 16mm - For External Canister Filters and Sumps**Description: **This item is classed as a large, bulky or a heavy item additional delivery costs apply. Total delivery will be calculated at checkout. 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

Unique cube-shaped aquarium provides amazing visual experience

Temperature Sensor

Can be used as a disinfectant before adding new corals to your aquarium to prevent the introduction of undesirable marine organisms

Generates a cold mist in all types of terrariums

discolouration of the water due to medications

Non-replaceable and non-serviceable parts will be repaired or replaced at Hagen’s discretion

When using Carbonate + Trace there is no need to add additional trace elements

Unit size:

and even gravel

add water to the aquarium

Weight: 4

polymer wool cartridge