NEERI-ZAR : Instant Water Filter

Open Source Knowhow

• NEERI-ZAR brings down the turbidity of filtered water to less than 3 NTU from raw water in the range 100-300 NTU.
• Simple to fabricate and No change in dissolved salts in the water
• Easy to operate and Can be used as a domestic iron removal unit
• Minimum maintenance
• Light weight
• Ease in transportation and installation
• Gravity operated and No power requirement
• Typical Capacity - 20 L/h.
• Produces potable water within few hours
• Unit can be assembled using locally available material
• Treatment without electric power supply
• Operating cost Rs. 3 per 100 litre
• Removes turbidity, organic matter and bacterial contamination

• Used during emergency conditions such as flood, cyclones etc. when water is highly turbid and has high levels of microorganisms  
• Provides onsite treatment to available    water  for potable water supply under above mentioned conditions
• Serves as disaster management tool for drinking water supply
• Open Source Technology

• Can be assembled using locally available material
• No change in the dissolved mineral concentrations in raw and filtered water
• No electric consumption
• No wastewater/ sludge is produced.