Tender For corrigendum : annual operation and comprehensive maintenance of 450 tr hvac system consisting of 2 air cooled screw chillers of 225 tr each and other associated equipment of the central air conditioning plant of main and mini auditorium of science city kolkata
Tender For corrigendum : special repair/replacement of vrf air conditioning system at ahq vayu bhawan (phase-ii) (sh: 1. supply, installation, testing and commissioning of vrf ac system at ahq vayu bhawan) (sh: 2. repair maintenance of vrf central ac plant installed at air hq, vayu bhawan.)