bids are invited for 1 - providing and fixing panelled or panelled and glazed shutters for doors, windows and clerestory windows, fixing with butt hinges of required size with necessary screws:35 mm thick shutters (estimate is based on dsr-2021. hence, addition of cost index @34.28%on each item/work and epf/esi @11.9% on total amount is applicable on the rates of this work as well as all items/works are mentioned below) , 2 - providing and fixing panelling or panelling and glazing in panelled or panelled and glazed shutters for doors, windows and clerestory windows.panelled and glazed shutters 25 mm to 40 mm thick , 3 - float glass panes : 4 mm thick glass pane , 4 - providing and fixing isi marked 85x42 mm oxidised m.s. pull bolt lock conforming to is : 7534 with necessary screws bolts, nut and washers etc. complete , 5 - providing and fixing isi marked oxidised m.s. handles conforming to is:4992 with necessary screws etc. complete: 100mm , 6 - providing and fixing aluminium tower bolts, isi marked, anodised (anodic coating not less than grade ac 10 as per is : 1868 ) transparent or dyed to required colour or shade, with necessary screws etc. complete: 250x10mm , 7 - providing and fixing aluminium tower bolts, isi marked, anodised (anodic coating not less than grade ac 10 as per is : 1868 ) transparent or dyed to required colour or shade, with necessary screws etc. complete: 200x10mm , 8 - providing and fixing aluminium tower bolts, isi marked, anodised (anodic coating not less than grade ac 10 as per is : 1868 ) transparent or dyed to required colour or shade, with necessary screws etc. complete: 150x10mm , 9 - providing and fixing aluminium tower bolts, isi marked, anodised (anodic coating not less than grade ac 10 as per is : 1868 ) transparent or dyed to required colour or shade, with necessary screws etc. complete: 100 x10mm (estimate is based on dsr-2021. hence, addition of cost index @34.28% and epf/esi @11.9% is applicable on the rates) , 10 - providing and