... remains in the water, protect the RO film.4. RO system:This system contains: RO film, pressure vessel, frame, high pressure pump ... . 6. Ozone mixer tank:Through this system ,the ozone can mix with the water better, and kill the germ in the water ... 8040 RO film6UV sterilizer10 UV lights7ozone mixer tank50g/h Ozone generator and φ450mm×H3200mm×δ3mm tank8pure water tankV=10m3, sus304 filter RO system