For final clean water ,usually we have 1 ton / hour ,2 tons / hour ,3 tons /hour ,4 tons/hour ,5 tons/hour ,6 tons /hour,8 tons/hour ,10 tons per hour and so on ,different capacity ,the filters size and price is also different .
Usually it includes the following devices :
Raw water storage tank
Quartz sand filter
Active carbon filter
Sodium ion ex-changer
Ozone sterilizer with mixing pump
Final clean water storage tank