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Dimensional data is subject to manufacturing tolerances and change without notice.
Specifications: The Watts Drainage RD-200 is an epoxy-coated, cast-iron roof drain with flashing clamp. It includes an integral gravel stop, self-locking polyethylene dome and no hub (standard) outlet.
| Pipe Size (in.) | No Hub (std.) | Push On | Threaded | Inside Caulk |
| 2" | 3-5/8" | 4-1/4" | 4-1/4" | 4-1/4" |
| 3" | 3-5/8"/td> | 4-1/4" | 4-1/4" | 4-1/4" |
| 4" | 3-5/8" | 4-1/4" | 4-1/4" | 4-1/4" |
