Tender For providing of annual maintenance services for water purification and conditioning system (version 2) - potable water purification system reverseosmosis or uv based; 7 to 9; package-5 : water purifier and conditioning system maintenance involving basic servicing, ..
Tender For supply of reverseosmosis based water treatment system above 50 lph capacity (v2),self - contained drinking water coolers (v3) as per is 1475