The McAlpine EXTA-F 110mm Inlet Flexible Extension is a product designed for use with WC (water closet) connectors. It is used to extend the length of a WC connector pipe by up to 300mm (12 inches) and can be easily fitted to existing WC connectors. The extension is made of a flexible, high-quality PVC material, which makes it easy to bend and shape to fit your specific needs. It has a 110mm inlet diameter, which is a standard size for most WC connectors. The McAlpine EXTA-F 110mm Inlet Flexible Extension is a reliable and durable solution for extending the length of your WC connector pipe. It is designed to prevent leaks and provide a secure connection between the WC and the soil pipe. It is important to note that the McAlpine EXTA-F 110mm Inlet Flexible Extension should only be used in above-ground installations and should not be buried or concealed within walls or floors. It should also only be used with cold water systems and not with hot water or chemical waste. Overall, the McAlpine EXTA-F 110mm Inlet Flexible Extension is a useful product for those looking to extend the length of their WC connector pipe without the need for major plumbing work. ・ Available for 3½"/90mm and 4"/110mm PVC-U and cast iron soil pipe diameters (internal) ・ Suits all McAlpine Rigid and MACFIT WC Connectors.with 4"/110mm outlets ・ Independent tests prove conclusively that there is no build-up of sediment in the flex ・ Effective length Closed: 95mm, Extended: 195mm ・ Complies with DIN 1389:2000-05