Watts RD-200-CP-85 IRMA Promenade-Top Roof Drain Specs

Dimensional data is subject to manufacturing tolerances and change without notice. 



Pipe Size (in.)
2" (-2)
3" (-3)
4" (-4)

Specifications: The Watts Drainage RD-200-CP-85 is an epoxy-coated, cast-iron IRMA roof drain with flashing clamp. It includes a 4-in. high stainless steel perforated extension; 8-in. x 8-in. square, heel-proof, ductile, iron promenade top; and no hub (standard) outlet. 15 sq. in. free area. 

Load rating: HD — Safe live load 5000 to 7499 lbs. The load classifications are in accordance with the American National Standards ASME A112.21.1M. These categories are given as a guide only. Please consult factory




Outlet Types

No-Hub Outlet (-NH)
Push On (-P)
Threaded Outlet (-T)
Inside Caulk (-X)



Optional Body Material

PVC Body w/ Socket Outlet (-60)
ABS Body w/ Socket Outlet (-61)







All Nickel Bronze Top (-1) Sump Receiver (-B)
Sediment Bucket (-5) Underdeck Clamp (-D)
Vandal Proof Top (-6) Adjustable Extension Flange (-F)
Hinged Grate (-9) Side Outlet (-SO)
Galvanized (-13) Buy American Compliant (-US)