Dimensional data is subject to manufacturing tolerances and change without notice.
| Pipe Size (in.) |
| 2 |
| 3 |
| 4 |
| 5 |
| 6 |
Specifications: The Watts RD-100 epoxy-coated cast iron roof drain has a flashing clamp with integral gravel stop, self-locking polyethylene dome, and no hub (standard) outlet.
Outlet Types
| No-Hub Side Outlet (-NH) |
| Push On (-P) |
| Threaded Outlet (-T) |
| Inside Caulk (-X) |
Options
| Galvanized Body and Flashing Clamp (-13) | Rough Bronze Dome (-K81) |
| Accutrol Flow Restrictor (-A) | Aluminum Dome (-K80) |
| Sump Receiver (-B) | Stainless Steel Mesh Covered Dome (-K83) |
| Underdeck Clamp (-D) | Vandal-Proof Dome (-L) |
| Adjustable Extension Flange (-F) | 2-In. External Water Dam (-R) |
| Stainless Steel Ballast Guard (-GSS) | Side Outlet (2, 3, 4 in. only) (-SO) |
| Ductile Iron Dome (-K) | Fixed Extension (1-1/2, 2, 3, 4 in.) (-V) |
| Galvanized Dome (-K13) | Buy American Compliant (-US) |
| Ductile Iron Low Dome (4-in. high) (-K40) | 4-In. Internal Water Dam (-W) |
Optional Body Material
| PVC Body with Socket Outlet (-60) |
| ABS Body with Socket Outlet (-61) |
