... .0010.0020.0030.010.020.010.02Working ConditionsSourcing water – city tap water,temperature ,5-40°C, sourcing water pressure,1-5Kg ... plastics, rust-proof Remarks: ro water purifier can use most tap water,surface water ,ground water ,storage water,reservoir watr .can ... water of BOF upgrading type pure water machine Remarks: most tap water,surface water ,ground water ,storage water,reservoir watr .can ...