Oase BioSys Skimmer +Oase BioSys Skimmer+ has powerful suction, cleaning pond surfaces up to 50m. As the skimmer sits at the end of the pond the clever design of the top of the skimmer helps to blend the unit into the natural landscape. Oase BioSys Skimmer Plus is installed at the side of the pond which makes it easy to access for cleaning and maintenance. It comes with a large 12 litre collection basket that collects the debris and is easy to remove. The pump sits inside