Roof Drain: Green Roof Type with Internal Cast Iron Dome

Specification
21500-RDG3 Series coated cast iron Roof Drain, large stainless steel gravel stop with secured cover and internal Cast Iron Dome, WEJLOC non-puncturing clamp ring with integral gravel stop, large sump with wide roof flange and bottom outlet. For use with Green Roof applications.

Options
-AE	LEVELEZE Adjustable Extension	-26	Aluminum Dome
-AER	Adjustable Extension using Threaded Rod/Hdwe	-3	Deck Clamp Assembly & Drn Receiver
-PC	Perforated Cover	-3C	Drain Receiver and Drain Receiver Clips
-VP	Vandal-Proof	-33	S.S. Mesh Screen Covered Dome
-1	Deck Clamp Assembly	-4	Secondary Flashing Clamp (use with -AE only)
-10	Fixed Ext Collar, CI (spec. ht.)	-6	Extra Wide Flange Drain Body, -X Only
-10-20	Fixed Exn Collar, Galv. (spec. hgt.)
-2	Drain Receiver	-T	Threaded Outlet
-20	Galvanized Cast Iron Parts	-X	Inside Caulk Outlet
-21	Galvanized Cast Iron Dome Only	-Y	Hub Outlet w/Gasket, 2"-4"
-22	Cast Iron Dome/Grate	-Z	No-Hub Spigot Outlet
-23	Rough Bronze Dome	-66	No-Hub Side Outlet

Type #	PIPE SIZE
21502-RDG3	2
21503-RDG3	3
21504-RDG3	4
21505-RDG3	5
21506-RDG3	6
21508-RDG3	8
21509-RDG3	10