4" Josam 22010 Med Sump Drain

22010 Series Josam coated cast iron Roof Drain with medium Beehive Dome, non-puncturing clamp ring with integral gravel stop, medium sump with roof flange and No Hub bottom outlet.  Used on smaller roofs, gutters or valleys of any construction. Small diameter pan is particularly adaptable to gutters and valleys where limited space is available.  WEJLOC® compression flashing clamp holds the membrane or flashing to the drain body. Small beehive dome provides ample drainage for small roof decks, gutters and valleys, and intercepts debris.