Prices are subject to change.

Zurn Z100 Cast Iron Drain Ring



Replacement large cast iron drain ring for the Zurn Z100 Roof Drain (2 to 8 inch).


  • Bolt-to-bolt: 9-1/2" in. at 180 Degrees.
  • Outside diameter: 13-3/4" in. (Note: Can vary from 13” to 13-3/4”) 
  • Casting#: 29480

For instructions on how to measure for a replacement drain ring, visit our resource page, How to Measure a Roof Drain Ring.