Designed with the small quantity wine maker in mind. Compact enough to filter anywhere. Built in pump and motor, operates on 3 filter pads. Incorporated drip tray and drainage tube for convenience. Wine is always crystal clear! Pre-Screen Now Available (#5257) The Pre-Screen filter will prevent any large solids from getting inside the pump and causing damage – Must use Pre-Screen filter if you use oak chips, elderberries or wish to use the pump to rack wine!