Parker Tools and Fixings Tube Clamp Upright Intermediate Fittings are designed to help builders, contractors and specifiers ensure that all commercial and public buildings satisfy the requirements of the Disability. Discrimination Act (DDA) and builing regulations Pt.M : 2004. This tool is mainly designed to give a smooth handrail with outside diameter 48.3mm O/D and is therefore compatible with recommendations. Made from Ductile Iron for supporting the 48.3mm O/D handrail tube to a wall. The 48.3mm O/D tube is fixed to the DDA 3 using either 2 x self tapping screws or 2 x pop rivets. Upright intermediate fitting is suited for areas that are difficult to access. We make it easy to choose or access the tools and products at low grade prices that are best suitable for your job or project. Buy Tube Clamp Type DDA 3 Upright Intermediate Fitting online from ParkerTools, a leading supplier of Tube Clamp Type DDA 3 Upright Intermediate Fitting for Industry and DIY users.