EPR 3 inch Kit adaptor for duct repair. These clever and innovative conduit repair kits is the total repair systems for broken and damaged PVC conduit. It offers fast and easy repairs for damaged conduit caused by actions such as earth excavation, horizontal and core drilling. The unique interlocking joints, the EPR kits two half shell bell by bell pieces simply close around the installed wire and cable. Using standard PVC solvent cement, EPR kits are quickly and easily assembled and connected, restoring the conduit to its original form. Unlike other conduit repair systems, EPR kits are capable of repairing various lengths and types of pipe quickly and accurately, saving time.