Watts RD-304-D-K-R Overflow Roof Drain, No-Hub

The Watts RD-304-D-K-R is a epoxy-coated overflow roof drain with a 4" No-Hub outlet.

This Watts Drains epoxy coated, cast iron, overflow roof drain features and flashing clamp with an integral 2 inch high external water dam, a self-locking ductile iron dome with 137 square inches of free area, an under deck clamp and a 4 inch no hub outlet.

Features

• Cast iron
• Ductile iron dome
• 4 inch no hub
• External water dam

Common Questions

What pipe does it connect to?

It has a 4" No-Hub outlet.

What is it made of?

It has a epoxy coating.

Specifications

• Size: 4"
• Outlet Size: 4"
• Connection: No-Hub
• Application: Drainage
• Country of Origin: China
• Warranty: 1 Year Limited
• MPN: RD-304-D-K-R
• Drain Role: Overflow
• Top Material: Ductile Iron
• Spec.Coating: Epoxy
• Flashing Clamp: Yes
• Underdeck Clamp: Yes