... filter housing 1)material:SS304 2)good seal capability 3)certificate:ISO9001:2000 4)pressure:120PSI Stainless steel water filter housingDescriptionPrecision filter ... water softener, household water purifier, industrial water filter, RO and UF membrane housing, RO system, Accessories(valve, distributor, ... Trade fair we attendedAquatech-exhibition, Canton Fair, Special Water Treatment Exhibition, etc.