Onix Couplings

Onix Coupling

  • Ideal for making field splice repairs and connections
  • Use with TorqueTite or SelfTite clamps
  • used for hydronic radiant heating and snow melting applications.
  • Easy to install

Select options below to identify the UPC, Order Code, and Repair Kit for a specific Onix Couplings

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