providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubularsections/appropriate z sections and other sections of approved make of jindal,hindalco,nalco etc. conforming to is: 733 and is: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required epdmrubber/neoprene gasket etc. aluminium sections shall be smooth, rust free,straight, mitred and jointed mechanically wherever required including cleat angle, aluminium snap beading for glazing / paneling, c.p.brass / stainless steel screws, all complete as per architecturaldrawings and the directions of engineer-in-charge. (glazing, panelingand dash fasteners to be paid for separately)including entire carriage of materials with in all leads, lifts, height and cost of all other incidentals.