Software Development, Doors, metal, Metal constructions for the building industry, Construction, Doors, aluminium, Door and window frames, metal, Windows, aluminium framed, Fittings, metal, for unplasticised polyvinyl chloride (PVC/u) windows, Hardware, ironmongery, cutlery and tools, Metal components and fittings for gates, doors, windows, skylights, shutters, blinds and awnings