RD-100-W

Overflow Roof Drain with 4 in. Internal Water Dam

  • Specified for roof drainage overflow systems
  • UV stabilized self-locking dome
  • Studs locate membrane penetrations for flashing
  • Epoxy coated cast iron

Select options below to identify the UPC, Order Code, and Repair Kit for a specific RD-100-W

Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet (see literature section above) 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