The McAlpine WC-CON4A is a rigid WC (water closet) connector used to connect a toilet pan to a soil pipe. It has a 97-107mm inlet that fits the outlet of the toilet pan and a 4"/110mm outlet that fits the soil pipe. The 40mm offset allows the connector to be installed at a slight angle if necessary, to accommodate the position of the soil pipe. Here are some additional details about the McAlpine WC-CON4A: It is made from durable, high-quality materials to ensure a long lifespan. The connector is easy to install and is compatible with most toilet pans and soil pipes. It features a secure, leak-proof seal to prevent any water or waste from escaping. The 40mm offset can be adjusted to suit your specific installation requirements. The connector is designed to comply with relevant industry standards and regulations. Overall, the McAlpine WC-CON4A is a reliable and effective solution for connecting a toilet pan to a soil pipe in a range of different settings. ・ 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