The Double Socket Cast Iron Effect PVC Soil Pipe Connector is used to join two spigot ends of pipe or fitting together. Designed to incorporate traditional cast iron system detailing with all the benefits of a plastic soil system, the cast iron effect soil systems is a cost effective alternative to cast iron in renovation or new build projects. Due to the systems range of rubber seals, retained by a PVC snap cap, it is fully compatible with standard 110mm PVC soil and underground drainage systems. Fully sealed, cast iron effect soil is a push fit system which offers fast installation with maximum durability.