AllPondSolutions 55w Pond & Aquarium UV Steriliser
The All Pond Solutions CUV-155 55w UV Light Steriliser Unlike other sterilisers, this unit has three inlet / outlet's - very useful if you want to run the output to a two-fall waterfall, or indeed a waterfall and a filter. The unit comes complete with three stepped hosetails to fit a variety of hose sizes.