McAlpine WC-F26SV is a straight flexible WC connector designed for connecting a back-to-wall toilet pan to the soil pipe. It has a 97-107mm inlet that can be adjusted to fit different sizes and a 3½"/90mm outlet. The connector also features a 1¼" universal vent boss that can be connected to a soil stack to provide ventilation for the waste system. The flexibility of the connector allows for easy installation in tight spaces and awkward angles, making it a versatile solution for any bathroom installation. The durable construction and high-quality materials ensure long-lasting performance and reliable operation. ・ Available in 3 lengths ・ Outlet fits 3½"/90mm inside diameter 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