Projoint DIL NJ is a coextruded PVC floor expansion joint with perforated flanges to assure perfect anchoring between the concrete substrate (laid in sections), the profile and the tiles. This profile adapts perfectly to floors laid with adhesive and thanks to the elastic core, it can easily absorb any traction or compression stress. The PVC used in non-toxic, shock-proof, UV-resistant and can be used both inside and out.