Roof Drain Membrane Clamping Outlet • HiFlow • Bottom Exit 100/80mm Spigot Flow rate – 500 – 1,000 l/min Inlet size – 100mm Outlet size – 100mm SPARE PARTS Downloads ORDER NOW Order Code : 3100.205 Flow Characteristic Curve for Roof Drain BE100mm Installation Dimensions for Roof Drain BE100/80mm