... . Stable performance, long life time, low running cost 3. No second pollution 4. More than90%reuse r TRIHIGH water recycling ... times of recycling, automatic backwashing, saving time and work for changing water, perform well in water-saving and time-saving, ... from water lacking.6,Low cost: full-automatic three-stage filtration without dosing, changing filters, etc.; low costs operating with small ...