S&F Of Additional Drain Tray With Pipe Line At Chest & Cancer Building 2Nd Floor, 3Rd Floor, 4Th Floor & Academic Building 2Nd Floor Cs Ahu, S&F Of Irc Net Guard At Woodburn Ot & S&F Of Flexible Hose Pipe For 2 Nos. 4 Tr Tower Ac Machine In The Campus Of Ipgme&R-Sskm Hospital, Kolkata.