Gem Bids For Annual Maintenance Services For Waterpurification And Conditioning System Version 2 -potable Water Purification System Reverse Osmosis Or Uvbased; 5 To 7; Package-5 : Water Purifier And Conditioningsystem Maintenance Involving Basic Servicing, .., Annualmaintenance Services For Water Purification Andconditioning System Version 2 - Drinking Water Cooler;5 To 7; Package-5 : Water Purifier And Conditioning Systemmaintenance Involving Basic Servicing, Filters, Membranes, All Electrical Parts..
