The Multideck range of structurally efficient, profiled, galvanised steel floor decks are used for the construction of composite concrete intermediate floors.The Multibeam and Multichannel secondary steelwork range of roof purlins, side rails and channel framing sections are widely used on steel and concrete framed buildings as supporting elements for the building envelope. The Multideck range of structurally efficient, profiled, galvanised steel floor decks are used for the construction of composite concrete intermediate floors.