What are the dimensions of DuoSpan 51 Joist? Made from hardwearing aluminium, a DuoSpan 51 Joist measures 51mm x 68mm x 3600mm. Small but mighty, they play an integral role in constructing your decking or cladding subframe. They're also extremely light, making them easy to handle, attach and store. Are the DuoSpan 51 Joists easy to install? Our DuoSpan 51 Joists are easy to install. Following your DuoSpan subframe installation guidelines, you will know precisely where your aluminium joists must be fixed. They all come with pre-drilled holes for an easy slot-and-screw assembly. What is DuoSpan? DuoSpan is an aluminium joist system designed to provide a solid and long-lasting foundation for your decking or cladding. Its components make up the innovative and durable framework for your Millboard product. This makes installing decking or cladding an easy solution, with the flexibility to work around different shapes, sizes, heights, and challenges. Can I use any fittings with a DuoSpan 51 Joist? The DuoSpan range of fixtures has been purposely designed to work in conjunction with the rest of the DuoSpan range and Plas-Pro subframes from Millboard. This means the DuoSpan screws will perfectly fit the pre-drilled holes to provide a secure and easy installation.
