JORDAHL® installation aids JDA-Q are used for the installation of the shear reinforcement elements JDA. For the installation from above and a parallel arrangement of the JDA elements to the upper reinforcement layer the JDA-Q installation aid should be used and fastened with collar pins. JDA-Q installation aid can also be used for the installation from below and a parallel arrangement of the JDA elements to the lower reinforcement layer. Therefore they have to set on the formwork with a spacer.
Material
Available in structural steel.