Description :
Tenders for Providing Of Annual Maintenance Services For Water Purification And Conditioning System (version 2) - Potable Water Purification System Reverse Osmosis Or Uv Based; 5 To 7; Package-4 : Water Purifier And Conditioning System Maintenance Involving Basic Servicing, ..,annual Maintenance Services For Water Purification And Conditioning System (version 2) - Drinking Water Cooler; 5 To 7; Package-5 : Water Purifier And Conditioning System Maintenance Involving Basic Servicing, Filters, Membranes, All Electrical Parts..