MS-810

Trap Seal Primer

  • Provides intermittent water supply to floor drain trap to ensure a constant trap seal
  • Brass trap seal primer with integral vacuum breaker
  • 1/2 in. (13) copper sweat inlet and outlet connection
  • 1/2 in. (13) IPS drip line connection

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