Skip to main content

Watts B2-KDM Ductile Iron Dome

(No reviews yet) Write a Review
Product Overview
Watts B2-KDM Ductile Iron Dome for RD100 & RD300 12-1/4" O.D.

Replacement ductile iron dome for the Watts RD-100 and RD-300 Roof Drains. Fits the B2-FLG Drain Ring.

This dome has 4 tabs and is different in appearance from the B2-DM Poly Dome.


  • Outside diameter: 12-1/4" [Includes tabs]
  • Height: 7-1/2"

Related Products

Have Questions?

We've built our business on more than 35 years of personal conversations and problem-solving with our customers. Our team is ready to assist you, so contact us today.

Contact Us