SwimSkim 50 by Oase (UK) LtdThe Swimskim 50 CWS floating pond skimmer has been developed by Oase engineers as an important component of their technically advanced CWS, Clear Water System, range of optimally matched, pond cleaning equipment. The Swimskim 50 CWS ensures clear conditions on the pond surface as it removes nutrient input, such as leaves, before they sink and pose a threat to the biological balance; it also provides vital oxygen via the integral aerator; and the