tender for provision of deficient exhaust fans at af stn bagdogra; 1 supply & fixing in replacement exhaust fan, steel body ac single phase 230v of size 300 mm sweep with, blades, and frame and louvers complete as per site requirement complete all as specified and directed. 2 supply & fixing in replacement exhaust fan, steel body ac single phase 230v of size 450 mm heavy duty sweep with, blades, and frame and louvers complete as per site requirement complete all as specified and directed. 3 m & l for suitable hole in existing wall for fixing of exhaust fan and disturb surface will be plastered and paintedas existing complete all as specified and directed. 4 m& l for point wiring with 1.5 sqmm(22/0.30mm) pvc insulated andunsheathed multistranded copper conductor cable, 1100 volts grade, isi marked, fr type drawn through and including pvc casing caping/ pvc conduit(isi marked) and its accessories such as tee, elbow, jointer, elbow corner etc. fixed on surface of walls, coloumns/ beams alongwith 1.5 sqmm (nominalarea) copper conductor cable (multistranded) pvc insulated and unsheathed as earth wire connected to common earth dolly at one end and metallic bodies of luminaire/ fan at other end including pvc folding boardswith sunmica top for mounting switches, sockets, fan regulators, accessories etc as per site requirement complete all as specified and directed. for the following:- (a)one light point or one fan point controlled by one switch with cables 1.5 sq. mm sizenote:-unit rate include for cutting chases for conduits and sinking for boxes andmaking good to wall, floors etc. 5 supply and fixing in replacement switch piano flush button 5 amp single pole one way 230 volts white finish complete all as specified and directed. 6 supply and fixing in replacement ceiling rose surface pvc 50mm dia 3 terminals including pvc mounting block white/ivory finish complete all as specified and directed.