The Proficlear Compact Drum filter is the latest filter by Oase. This filter boasts the very latest drum technology but has been designed for smaller ponds and comes with a lower price tag than larger drum filters on the market. Purchasing this system means you will receive matching components that perfectly complement each other, including the fantastic Aquamax pond pump and Bitron UVC.Designed to be used in gravity-fed systems with a bottom drain (pump-fed variant is available).