Hydor Inline Heater for 16mm hose.

Ideal for aquariums where the heater cannot be hidden easily or for planted aquariums where you are looking to minimise equipment on display.

Attaches to the hosing of external filters.

Gives more control than ordinary heaters. 

The self-limiting PTC (positive thermal coefficient) 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.