tender for set of accessories comprising of 03 items [1] copper pipe: of sizes 5/8 inch and 3/8 inch [each 59metre] of make godrej/total line, [2] drain pipe:60 metre of make supreme or similar [3] 5 core copper powercable of size 2.5 sq.mm = 80 metre of make polycab/havells or similar with isi mark for commissioning of 3 toncapacity cassette type air conditioner units in relay room, axle box/tm bearing room and laboratory atels/bndm .