... protozoa.PUREDRIP, PUREEASY gravity water filter is suitable for use in situations where a reliable supply of safe drinking water ... , campers, field expeditions, as well every day home use.Technical Data:Model:HF524(4 Filter elements)Filter element:0 ... 9L(Upper chamber) 16L(Lower Chamber)Net Weight:Approx.4kgIn use dimensions:35Lx25Wx65H cmTransport dimensions:40Lx39Wx45H cmFeatures:· Meets EPA (USA ...