refilling & supply of different types of fire extinguisher at main building of murshidabad medical college & hospital under berhampore division no.ii, pwd, berhampore, murshidabad- 1 refilling abc-2 kg type of fire extinguisher. 2 refilling abc-4 kg type of fire extinguisher. 3 refilling water co2-9 ltr. type fire extinguisher 4 refilling co2-4.5 kg type fire extinguisher 5 supply and installation of new fire extinguisher isi marked, powder type suitable for class a, b & c fire 2 kg. capacity consisting ol weilded cylinder, squeeze lever discharge valve fitted with pressure indicating guage, internal discharge tube, discharge nozzle suspension bracket, conforming to is: 15683. 2018 duly charged with isi marked mono ammonium phosphate base abc powder conforming to is: 4308 and pressurized with nitrogen gas, suitable for operating between -30oc to + 600c, fire rating class - 1a & 21b. 6 supply and installation of new fire extinguisher isi marked, powder type suitable for class a, b & c fire 4 kg. capacity consisting ol weilded cylinder, squeeze lever discharge valve fitted with pressure indicating guage, internal discharge tube, discharge nozzle suspension bracket, conforming to is: 15683. 2018 duly charged with isi marked mono ammonium phosphate base abc powder conforming to is: 4308 and pressurized with nitrogen gas, suitable for operating between -30oc to + 600c, fire rating class - 1a & 21b.... 7 supply and installation of new fire extinguisher isi marked co2 type fire extinguisher 4.5 kg. capacity conforming to is: 15683:2018 made from seamless cylinder conforming to is. 7285 duly approved by chief controller of explosive nagpur, fitted with isi marked controlled valve conforming to is 3224, high pressure 1 mtr. long discharge hose and horn complete with initial gas charged with carrying handle and wall mounting bracket, suitable for operating between -300c to + 600c. fire rating class-348. 8 supply and installation of new fire extinguisher isi marked water type fire extinguishei 9 itrs. capacity fitted wrth forged brass squeeze lever discharge valve. conforming to is: 15683:2018 complete with initial refill consisting of isi marked co2 gas cartridge of 60 gms. capacity conforming to is: 4947. suitable for operating between +50c to + 600c, fire rating class - 2a.