bids are invited for supply of 5 star 4 tr cassette type inverter split ac , itc of 4 tr cassette type inverter split ac , supplying and charging of additional r32 or r410 gas , supplying and fixing of 5 by 8 inch dia copper refrigerant pipe , supplying and fixing of 3 by 8 inch dia copper refrigerant pipe , supplying and fixing of 5 core 4 sq.mm copper conductor armoured cable , supplying and fixing of 4 core 2.5 sq.mm copper conductor armoured cable , plumbing work for water drainage arrangement with supply of 25 mm dia isi marked upvc pipe , plumbing work for water drainage arrangement with supply of 32 mm dia isi marked upvc pipe , plumbing work for water drainage arrangement with supply of 40 mm dia isi marked upvc pipe , providing m s structures for condenser and cable trays , supplying and installing 150mmx50mmx1.6mm thick perforated hot dipped gi cable tray , supplying and installing 150mmx50mmx1.6mm thick perforated hot dipped gi cable tray bend , supplying and installing 150mmx50mmx1.6mm thick perforated hot dipped gi cable tray tee total quantity : 2460