Aluminium products Yr.1984 - Doors, windows, frames, cavity flooring, curtain walls, false ceilings, louvers, partitions and wall panelling. Steelproducts Yr.1984 - IS 6248, IS 4351, IS 1038, IS 1361 - Louvers, rolling shutters and grills, doors, windows, ventilators and door frames. Made from sta...