Josam 22100 Combination Roof Drain & Overflow

•manufacturer – Josam
•material – cast iron
•color – green
•outlet type – no hub DIMENSIONS
•flange size –... Read More


  • manufacturer – Josam
  • material – cast iron
  • color – green
  • outlet type – no hub


  • flange size – 9”


22100 Series coated cast iron combination roof drain and overflow drain with cast iron dome, two Wejloc non-puncturing clamp rings with integral gravel stops, integral cast iron standpipe in cast iron deck flange and dual no hub bottom outlets.


Used on small roofs, gutters or valleys of any construction. Integral outlets for both main and overflow drain pipes in a one-piece body for limited space installations. WejLoc compression clamp rings hold the membrane or flashing to the drain body. Small beehive dome provides ample drainage for small roof areas and intercepts debris.

22100 Spec Sheet (176.63 kB)
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