• Outlet fits 4" (110mm) inside diameter of PVC-U and cast iron soil pipe • 97-107mm Inlet suits all pan spigots • Adjustable Length • Complies with BS 5627:1984 and DIN 1389-2 • Manufactured in Polypropylene 97-107mm Inlet x 4" (110mm) Outlet with 20mm Offset Rigid WC Connector