97-107mm Inlet x 3½" (3.1/2")/90mm Outlet Flexible WC Connector (Medium Length). Length Closed: 140mm Length Extended: 310mm Size: 3½" (3.1/2")/90mm Material: Polypropylene Standard: There is no British Standard for Flexible WC Connectors but McAlpine Connectors comply to German Standard DIN 1389:2000-05 for Flexible WC Connectors. Please Note: Tested by German Testing House LGA, Certificate Number 0120208-02 and other Testing Houses. Tests prove conclusively that there is no build-up of sediment and the product is perfectly fit for purpose
