Tenders for Upgradation And Automation Of The Existing Gaseous Chlorination System Under Phed Siwani Designing Providing Fixing Commissioning And Testing Of Online Analyzer For Turbidity And Chlorine Auto Switchover Chlorine Dry Scrubber And Auto Shut Off Valve. Designing Providing Fixing Commissioning And Testing Of Online Analyzer For Turbidity And Chlorine Auto Switchover Chlorine Dry Scrubber And Auto Shut Off Valve And All Other Works Contingent Thereto At Various Water Works With Three Months Trial Run