Jay R. Smith 1310-89 Overflow Roof Drain-12″ bowl size


Professional roof drain installation in So Calif, USA   GET INFO HERE 

Jay R. Smith 1310 Overflow Roof Drain


  • Sump receivers, underdeck clamps and deck plates are available in galvanized steel
  • There are various types of pipe connections including no-hub, caulked and threaded. The version shown is no-hub.
  • Each roof drain has a combination protective gravel stop/membrane clamp (flashing ring) which compresses to make a water tight seal
  • Corrosion resistant Duco coating
  • Each roof drain has a cast iron dome or leaf grate that prevents debris from entering the roof drain. It twist locks into the membrane clamp for a secure connection
  • The entire roof drain is constructed of hardy cast iron components and will provide years of trouble free service for the end user.
  • See this spec sheet for a full breakdown of the roof drain options/accessories

Rood Drain Tech 101: Get more information on the subject of roof drainage

READ THIS      Positive roof drainage

Installation Application for the 12″ Roof Drains

Use a 12″ roof drain for large roof surfaces such as commercial, industrial and institutional applications

Available in 2″ – 6″ pipe size

See how to install a roof drain on a commercial roof. This video shows the roof drain in the bottom outlet, no-hub configuration. It was installed using a sump pan which was intended to lower the roof drain on a wood framed commercial building.  This merely one instance of the many installation options available with this roof drain.




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