Tender For repair maintenance of various e & m services of central secretariat club, talkatora road, new delhi.subwork/packages:amc of 500 lph sealux make reverseosmosis (ro) plant installed at central secretariat club, talkatora road, new delhi, annual maintenance contract of various type reverseosmosis (ro) system installed at various locations under sd-iv, diz area, new delhi and servicing of wtac/stac/tower ac unit installed at various locations under sd-iv, diz area, new delhi.