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RED-WHITE VALVE CORP.  |  SKU: 30078507  |  MPN: 3460RAB 3/4

3460AB LF Tankless Water Heater Valve Kit

$156.48
  • PEX F-1807 Direct Connect – Seamless integration with PEX piping systems, eliminating adapters and reducing leak points in residential/small commercial installations.
  • 200K BTU/hr Precision Relief – Tailored overpressure protection for tankless units in homes or low-BTU commercial settings, ensuring safety without oversizing.
  • Full-Port PTFE Sealed Design – Maximizes flow rates and leak-free performance in recirculating loops, even at 600 PSI non-shock pressures.
  • AB1953 + NSF-61 Dual Compliance – Exceeds California’s lead-free mandates and North American potable water standards for worry-free drinking water systems.
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Engineered for seamless integration with PEX piping, the 3460AB LF Valve Kit delivers NSF/ANSI/CAN 61/372 compliance and a robust 600# WOG rating, ensuring leak-free performance in residential and light commercial tankless water heaters. Featuring virgin PTFE seats and a full-port design, this kit combines ease of installation with durability for potable water and hydronic applications.

Key Features & Benefits

✔️ PEX x FNPT Hybrid Connections – Direct compatibility with PEX piping systems (F-1807) and threaded fittings, eliminating transition adapters.
✔️ 200K BTU/hr Relief Valve (RAB) – Prevents overpressure risks in residential and small commercial tankless units.
✔️ Full-Port Design & PTFE Seats – Maximizes flow efficiency and ensures bubble-tight sealing for leak-free operation.
✔️ Integral Drain/Purge Port – Simplifies system maintenance and air removal with a capped purge port and hose-end drain.
✔️ AB1953 & NSF Certified – Meets California’s strict lead-free standards and North American potable water safety requirements.

Technical Specifications

  • Connections: 3/4" PEX (F-1807) x FNPT (ASME B1.20.1-NPT)
  • Relief Valve: 200K BTU/hr (3460RAB)
  • Materials: Lead-free brass, Virgin PTFE seats
  • Pressure Rating: 600 PSI WOG (non-shock)
  • Standards: AB1953, NSF/ANSI/CAN 61, NSF-372

Why Choose the 3460AB LF Kit?

  • PEX Compatibility: Ideal for modern plumbing systems using PEX, reducing installation complexity.
  • Maintenance-Friendly: Adjustable packing and blow-out-proof stem extend service life with minimal upkeep.
  • Zero Contamination: PTFE seats and lead-free construction ensure safe drinking water compliance.

Ideal Applications

  • Residential tankless water heaters
  • Low BTU commercial hydronic systems
  • PEX-based potable water installations
  • Recirculating hot water loops
  • Small-scale solar thermal systems

Built for Reliability

✅ 600 PSI Durability – Withstands pressure surges in demanding environments.
✅ ¼-Turn Operation – Smooth, low-torque control for frequent adjustments.
✅ Code-Compliant Design – Trusted by professionals for AB1953 and NSF adherence.

Engineered for Simplicity – Streamlines installations in modern PEX plumbing while ensuring long-term safety.

PEX-Ready | Lead-Free | Full-Port Performance

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