It is aPre-placed Grouting Pipe SystemSealants for construction joints, cold joints, pipe penetration joints, gaps between ground walls, and other similar areas in concrete. It is very suitable to install grout pipes between new and old concrete joints. When water seeps into the joints, it can be sealed by injecting grout through a PVC port set on the surface. This method can seal the joints. The appropriate time for grouting can be chosen after the concrete curing process is completed. Leak joints can also be sealed using this method.