bids are invited for non critical area with buy back mse 1 point 8 hiwall three star split type ac unit , 3 ton cassette type ac unit , 5 point 5 tr ductable ac unit , 9 tr ductable ac unit , 2 tr hi wall split ac , 3 tr cassette type ac , 5 point 5 tr ductable ac , 8 point 5 tr ductable ac , supply and installation of communication cable carried out with 4 core x 2.5 sqmm cable , 5 kva wall mount stabilizer , upvc heavy class drain piping , pvc plumbing pipe , ms mounting frame , gss rectangular ducting 24g , gss rectangular ducting 22g , round flexible duct with necessary clamps 150mm , supply and charging of additional refrigerant gas , supply air diffuser ceiling mounted in anodised aluminium construction powder coated , less buy back for existing 4 tr multi split ac unit , less buy back for existing 4 tr ductable ac unit , less buy back for existing 5 tr ductabl ac unit , less buy back for existing 7 point 5 tr ductabe ac unit total quantity : 741