... particles,particulate and rust 3)Filter precision:1,5,10,20,30micron 20" PP Sediment Filter Cartridges 1.Brief account:New ... micron rating(3)Normal Filtration ratings:1, 5, 10, 20 and 50 micron(4)Resistance to bacteria growth(5) ... 2)Diameter:2-1/2"(3)Filtration:1, 5, 20, 50Micron(4)Flow rate:20L/Min(5)Pressure drop ... bar(2)Flow rate:9.5 L/min per 10" 6.Application:(1)Deonised Water(2)RO Prefiltration(3 ...