Tender For supply of retrofitting works of hvac access control cctv smart lighting control at niab hyderabad : :--sibc of duct , sitc of aluminium volume control dampers , sitc of return air diffusers , sitc of fan coil unit , sitc of supply air diffusers , sitc of thermal insulated flexible duct , sitc of 25 mm sizes of chilled water piping , sitc of 40mm size butterfly valves , sitc of 25mm 2 way modulating control valve in a single body , miscellaneous , sitc of 2 mp ip ir dome camera , sitc of cat6a utp 4 pair in existing conduit 1 run , 4 run of cable , sitc of 8 port poe layer 2 network switch , sitc of 32 inch led , sitc of access control system comprising , sitc of lock single leaf door , double leaf doors , sitc of software , exit push button , door position sensor , sitc of occupancy sensor , sitc of photo thermal detectors