bids are invited for supply and installation of air conditioners at nrl site 2tr split ac - for details refer item 10 of specfication document , 2tr cassette ac - for details refer item 20 of specfication document , 1.5tr split ac - for details refer item 30 of specfication document , 3tr slimline tower ac - for details refer item 40 of specfication document , 0.625 inch and 0.375 inch cu pipe with insulation - for details refer item 50 of specfication document , 0.5 inch and 0.25 inch cu pipe with insulation - for details refer item 60 of specfication document , 4core cu cable - for details refer item 70 of specfication document , 25mm cpvc drain pipe with insulation and accessories - for details refer item 80 of specfication document , pre-fabricated stand for outdoor units - for details refer item 90 of specfication document , itc of 2tr or 1.5tr split ac - for details refer item 100 of specfication document , itc of 3tr slimline tower ac - for details refer item 110 of specfication document total quantity : 1041