Jay R. Smith 1310 Roof Drain – 12″ bowl size


  • Jay R. Smith 1310 roof drain – 12″ flange,  Y-CID (no-hub connection, cast iron dome)
  • Cast iron membrane clamp
  • Pipe sizes 2″ to 6″
  • See the spec sheet for additional options
  • Shipping to the USA, including Alaska and Hawaii and Canada
  • Jay R. Smith 1310 roof drains spec sheet

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

Jay R. Smith 1310 Roof Drain

The J.R. Smith 1310 roof drain has a 12″ diameter flange and is available in 2″ – 6″ pipe size

While the Jay R. Smith 1310 roof drains spec sheet shows the bottom and side outlet roof drains, this page addresses the bottom outlet version only with the no-hub connection for this roof drain. This versatile roof drain has numerous variations and optional materials such as various metal options such as aluminum, brass and stainless steel.  Click on the spec sheet to download and review.

The Jay R. Smith 1310 roof drains have a 12″ diameter flange and is available in 2″ – 6″ pipe sizes.


  • 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
  • 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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