Expansion joint or control joints in concrete slabs are a real problem in the commercial floorcovering industry If a new floorcovering is not installed correctly using a suitable system the floorcovering will break down at this point very quickly. There are however many different options that can be used successfully to rectify this situation. Below are some of those options: Aluminium or brass expansion joint covers These particular joint systems can depending on the specification allow for vertical and horizontal movement and are the system of choice in the major retail sector ie supermarket and department store fitouts. and were waterproof of fire proofing is required PVC covers The PVC covers are a cheap but effective way of expansion joint control in resilient flooring, They do allow for small amounts of vertical or horizontal movement and do allow vinyl flooring to be welded to it to create a impervious surface. However were its expected the movement will surpass approx. 3mm they aren’t really the system of choice and an aluminium or brass system will be required,
Specification. Preparation. Installation