preformed joint seal

extruded (preformed) and vulcanized elastic rubber profile that, when inserted by special machines into the joint chamber, is compressed by the adjacent surfaces of the paving slabs, thus filling the joint and preventing the ingress of water

preformed joint seal

extruded (preformed) and vulcanized elastic rubber profile that, when inserted by special machines into the joint chamber, is compressed by the adjacent surfaces of the paving slabs, thus filling the joint and preventing the ingress of water