GRD-670

Green Roof Drain w/Auxiliary Inlet

  • Specified for primary drainage in green roof systems
  • Non-corrosive perforated stainless steel ballast guard w/auxiliary connection(s)
  • Surface maintenance access through removable cover
  • No hub or push-on connection

Select options below to identify the UPC, Order Code, and Repair Kit for a specific GRD-670

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