Dismantling and transportation of 3Nos. 7TR HPAC Units with Placing at SW rooms as reqd., ITC of shifted 7TR HPAC units, Laying of existing Cu refrigerant Pipe 7 by 8 th and 5 by 8 th inch dia, Laying of existing MS cable tray of all sizes, Supplying and Laying of Cu refrigerant Pipe 7 by 8 th inch dia, Supplying and Laying of Cu refrigerant Pipe 5 by 8 th inch dia, Supplying and Laying of 4 core 10 Sq mm Aluminium conductor armoured cable, Supplying and Laying of 3 core 4 Sq mm Aluminium conductor armoured cable, End termination for 4 core 10 Sq mm cable, End termination for 3 core 4 Sq mm cable, Providing and fixing 0. 80 mm or 22 guage thickness GI sheet ducting, Fixing of existing 4way vertical type TPN MCB DB, Providing and fixing of 6 SWG dia. GI wire, Supplying and Charging of R407 refrigerant gas for top up, Supplying and fixing of 40 mm dia UPVC pipe, Supplying and fabrication of M. S. frame made out of various M. S. Sections incl. hardwares finishing, painting, minor civil work etc, Laying of power cable upto 35 Sqmm size clamped with 1mm thick saddle