RO pretreatment filter MWCO: 5k-500k Dalton Material:PVC ... Dia:4",6",8",10" Casing:UPVC,SS,FRP RO pretreatment with Ultra filtration membrane water filtering filter for ... & reduction in maintenance cost• Prolong the lifespan of RO membrane from 2 years up to 5 years• Concentration ... Seal material of fiberEpoxy ResinRecommended OperationRecommended TMP (MPa)0.04-0.08 Max.operating Pressre(MPa)0.3Max.TMP( ...