All Scupper Roof Drains Home » Products » Specification Drainage Products » Scupper Roof Drains R1300T Scupper Drain with Angle Grate and Threaded Outlet R1310 Scupper Drain with Angle Grate and No Hub Outlet R1320T Scupper Drain with Flat Grate and Threaded Outlet R1330 Scupper Drain with Flat Grate and No Hub Outlet