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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. .
Tender Close Date: