... resistance 2.rust resistance 3.portability 4.high temperature filter cartridgeFeatures 1.corrosion resistance, 2.rust resistance 3. ... micron. It can be respectively installed in front of water and pure water machine 1,3 level. Flow 10'' PP cartridge ... HOur business lineFRP tank, Stainless steel tank, water softener, household water purifier, industrial water filter, RO and UF membrane housing, RO system ...