RD-250
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One-Piece Combination Roof Drain & Secondary Overflow
Series RD-250 cast iron combination roof drain/overflow with deck flange, drain body, flashing clamp with integral gravel guard, overflow standpipe with membrane clamp, self locking cast iron dome, and no hub outlets.
Features
- General purpose combination primary/overflow drain
- Integral cast deck flange fastens to top of deck
- Locking domes
- No hub outlet connections
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Approval/Certification Information
For product-specific approval information, please refer to the product’s specification sheet or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:
| ASSE | CSA | FM Approvals | NSF |
| UL | ULC | USC | WQA |