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40C

Stainless Boiler and Tankless Water Heater High BTU Connector

  • Quality flared end adapters create a metal to metal seal for integrity in critical applications
  • For high BTU appliances such as boilers and tankless water heaters
  • Yellow polymer coating provides gas line identification and protection from chemical corrosion
  • Durable corrosion-resistant 304 stainless steel tubing and No-Neck design for increased flexibility

Select a Model

Select options below to identify the UPC, Order Code, and Repair Kit for a specific 40C

Approval 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