The McAlpine WC-F23S is a flexible connector that is designed to connect a toilet pan to a soil pipe. It has an inlet diameter of 97-107mm and an outlet diameter of 3½"/90mm. The flexible design allows for easy installation and ensures a secure, leak-free connection between the toilet and the soil pipe. Some of the key features of the McAlpine WC-F23S flexible connector include: Made from high-quality materials for durability and long-lasting performance. Can be easily adjusted to fit a wide range of toilet pan and soil pipe sizes. Has a smooth inner surface to prevent blockages and ensure efficient waste removal. Is resistant to chemicals and ultraviolet light, making it suitable for use in a variety of environments. When installing the McAlpine WC-F23S, it is important to follow the manufacturer's instructions carefully to ensure a proper and secure connection. It is also recommended to use a silicone sealant to provide additional protection against leaks. ・ Available in 2 lengths ・ Outlet fits 4"/110mm inside diameter of PVC-U and cast iron soil pipe ・ 97-107mm Inlet suits all pan spigots ・ Independent tests prove conclusively that there is no build-up of sediment in the flex ・ Enables easy installation of WC pans in awkward situations