4" Overflow Roof Drain with Cast Iron Dome

The 4" Overflow Roof Drain with Cast Iron Dome is designed to fit over 4" Sch 40 DWV pipe. These roof drains are installed on a building roof to transfer rain water from the roof to the drainage sewer or retaining area.
This drain is available in 3" or 4" pipe fit. It can also e upgraded with different types of domes and also by adding a receiver pan or under deck clamps. 
4" Standard Roof Drains
PRD902 w/ Cast Iron Dome
PRD902P w/ Plastic Dome
PRD902A w/ Aluminum Dome
4" Overflow Roof Drains w/ Water Dam
PRD902WD w/ Cast Iron Dome
PRD902PWD w/ Plastic Dome
PRD902AWD w/ Aluminum Dome
4" Roof Drain w/ Plastic Receiver Pan
PWF9021 w/ Cast Iron Dome
PWF9021P w/ Plstic Dome
PWF9021A w/ Aluminum Dome
4" Overflow Roof Drain w/ Plastic Receiver Pan
PWF9021WD w/ Cast Iron Dome
PWF9021PWD w/ Plastic Dome
PWF9021AWD w/ Aluminum Dome
4" Roof Drain w/ Receiver Pan & Underdeck Clamp
PWC9022 w/ Cast Iron Dome
PWC9022P w/ Plastic Dome
PWC9022A w/ Aluminum Dome
4" Overflow Roof Drain w/ Water Dam, Receiver Pan & Underdeck Clamp
PWC9022WD w/ Cast Iron Dome
PWC9022PWD w/ Plastic Dome
PWC9022AWD w/ Aluminum Dome 
 
Features:
Dome available in plastic
Dome free area 50 square inches
Dome bolted to clamping collar/gravel guard
Threaded metal inserts for attaching dome, gravel guard, and optional under-deck clamp
Available tapped for trap primer
Made in the USA
Specifications:
Fits Over 4” SCH 40 DWV Pipe
Manufactured and Assembled in the USA by Plastic Oddities, "Friend of the Plumber". Quality Parts since 1975