comprehensive maintenance of floor, roof, ceiling, column, joinery, chajja, fins, facia, leakage, seepage, plaster work, doors, windows, ventilators, grills, guards bars, sanitary & plumbing works, structural repairs, smart periodical services, sewage line, septic tank and internal electrification fitting and accessories including maintenance of geyser, fans, ac, water cooler and water supply etc at area account office, rtc & dad complex under ge(n) kolkata