supply, installation, and commissioning of a 2000 lph ro plant under buyback scheme, to be utilized by the mens hostel supply, installation, and commissioning of a 2000 lph ro plant under buyback scheme, to be utilized by the mens hostel, periyar university, salem , cat (a) - supply, installation, and commissioning of a 2000 lph ro plant - under buyback system (refer to tender notice for detailed specifications and terms and conditions) , supply, installation, and commissioning of a 2000 lph ro plant, designed to produce 2000 litres per hour of treated water , cat (b) - buy back items , buy-back (ie minus)- buyback method (take back old batteries and supply and installation of new batteries as per the above specification) old ro: 500 lph old ro plant raw water pump, 1 hp sand & carbon filter, 2 nos micron filters, 4 inch 2 nos membranes, stage pump-2hp, flow motor-2 nos pressure guage-2 nos., stand