Permaban AlphaJoint armoured floor joint. Shear studs securely anchor the joint into the slab along its length. Resistant to twisting caused by the impact of wheeled traffic. Efficient load transfer between adjacent concrete slabs with plate dowels. Allows controlled horizontal slab movement, preventing random cracking. Eliminate vertical movement between slabs during concrete contraction, for a level floor surface. Supplied as one unit for easy handling and installation – the two sides are connected with frangible rivets which separate naturally after installation. Exact specifications to be provided and confirmed by Supplier.