Cleaning by hiring unskilled labour. Like: Sweeper, Plumber or casual untrained labour.

    Gear and means e.g., using brush or a broom and scrubbing manually the tank walls and floors.

    Physical removal of dirty water and sludge using simple bucket, maps and mugs.

    using of harmful chemicals ( when consumed in certain high concentration ) like bleaching powders.

    No concept of timing or planning. Job is subjected to various aspects and very often leaving the occupants stranded without water.

    Involves a professional, Scientific hygienic and time-bound approach to the cleaning of drinking water tank.

    Proper cleaning of tank ceiling, walls & floor with special high pressure hydro jet which dislodges the layer of dirt, algae, fungus & calcinations.

    Special sludge pump used to dispose dirty water and sludge. The remaining sludge is removed by high pressure.

    No harmful chemicals used. Final treatment: Application of completely safe and bio-degradable.

    Precision timing and comprehensive planning. As a result the job is done in a comparatively short duration enabling quick re-usage of the storage.