Sealed Quotations are invited from the reputed agency/ contractor for the work of “Annual Comprehensive maintenance contract for Air conditioning like split A/C, Window A/C, Cassette A/C and Ductable A/C, VRF and Chiller units etc., in NIMHANS Campus for a period of one year”, Ref. No.: NIMH/ENG/EE/153/2022- 23, Dt. 30/04/2022