Carrying out preventive as well as breakdown maintenance of chlorinator (hydraulic diaphragm type or other) and repairing of automatically controlled chlorinator for ascertaining disinfection of different rural piped water supply schemes in swarupnag

Carrying out preventive as well as breakdown maintenance of chlorinator (hydraulic diaphragm type or other) and repairing of automatically controlled chlorinator for ascertaining disinfection of different rural piped water supply schemes in barasat-

Carrying out preventive as well as breakdown maintenance of chlorinator (hydraulic diaphragm type or other) and repairing of automatically controlled chlorinator for ascertaining disinfection of different rural piped water supply schemes basirhat -i

Carrying out preventive as well as breakdown maintenance of chlorinator (hydraulic diaphragm type or other) and repairing of automatically controlled chlorinator for ascertaining disinfection of different rural piped water supply schemes in baduria b

Repairing of automatically controlled chlorinator for ascertaining disinfection of different piped water supply schemes under basirhat municipality w/s scheme under eastern mechanical sub division-i, phe dte. dist- 24 pgs(n).

Carrying out preventive maintenance of chlorinator (hydraulic diaphragm or plunger type) for ascertaining disinfection of different rural piped water supply schemes within hingalganj block under eastern mechanical sub-division, phe dte. dist- 24 pgs.

Carrying out preventive maintenance of chlorinator (hydraulic diaphragm or plunger type) for ascertaining disinfection of different rural piped water supply schemes within minakhan and hasnabad block under eastern mechanical sub-division, phe dte. di

Carrying out preventive maintenance of chlorinator (hydraulic diaphragm or plunger type) for ascertaining disinfection of different rural piped water supply schemes within sandeshkhali-i and ii block under eastern mechanical sub-division, phe dte. di

Carrying out preventive maintenance of chlorinator (hydraulic diaphragm or plunger type) for ascertaining disinfection of different rural piped water supply schemes within basirhat -i and ii block under eastern mechanical sub-division, phe dte. dist-

Carrying out preventive as well as breakdown maintenance of chlorine machines ( hydraulic diaphragm based or other ) for ascerting disinfection of different rural piped water supply schemes at madarihat block in the dist. of alipurduar