We received Request letters from 4 schools for water purifiers for getting good quality drinking water units to schools . We have did water test ,water TDS were from 300+ to 650 .We selected schools where water TDS were high & one adiwasi students school in Kurwandi , Ambegaon Taluka. 3 ZP schools from Wade Bolai villages. We have booked the water fillters & in July last week or Augst 1stweek Install the units in the school as the schools are closed due to Covide. & not to waste their warrenty period.