350R Tankless Contractor Kit with Gas Accessories

Engineered for HVAC professionals and contractors, the 350R Tankless Contractor Kit combines a high-performance isolation valve, gas valve, and flexible gas connector into one streamlined package. Designed for rapid, code-compliant installations, this kit ensures safety and efficiency in residential and light commercial tankless water heater systems.

Key Features & Benefits

✔️ All-In-One Convenience – Includes isolation valve, gas valve, and gas connector for turnkey installations.
✔️ 600 PSI WOG Isolation Valve – Full-port design with virgin PTFE seats for leak-free performance in water/oil/gas applications.
✔️ CSA-Certified Gas Components – Meets strict safety standards for gas line integrity and indoor/outdoor use.
✔️ Flexible Gas Connector – Yellow polymer-coated stainless steel (1" O.D./¾" I.D.) withstands corrosion and physical stress.
✔️ AB1953 & NSF-61/372 Compliance – Lead-free construction ensures potable water safety.

Kit Components

• Isolation Valve (3400RAB/3420RAB)
  • 600 PSI WOG rating | Full-port design
  • Integral base drain & purge port
  • 200K BTU/hr relief valve (RAB)
  • NSF-61/372 certified
• Gas Valve
  • ½ PSIG rating | CSA certified
  • 2-piece brass body | Blow-out-proof stem
  • Threaded ends (ASME B1.20.1-NPT)
• Flexible Gas Connector
  • 12", 18", or 24" length options
  • ¾" MIP x ¾" FIP connections
  • Yellow polymer-coated stainless steel

Technical Specifications

• Isolation Valve:
  • Pressure: 600 PSI WOG (non-shock)
  • Materials: Lead-free brass, PTFE seats
  • Standards: NSF/ANSI/CAN 61, NSF-372, AB1953
• Gas Valve:
  • Pressure: ½ PSIG
  • Materials: Brass
  • Standards: CSA certified
• Gas Connector:
  • Tube: 1" O.D. (¾" I.D.) stainless steel
  • Coating: Yellow polymer
  • Standards: CSA indoor/outdoor certified

Why Choose This Kit?

• Time-Saving: Pre-assembled components reduce installation time by 30%.
• Safety First: CSA-certified gas valves and connectors prevent leaks in gas lines.
• Versatility: Compatible with tankless units up to 200K BTU in residential or light commercial settings.

Ideal Applications

• Residential tankless water heater installations
• Commercial kitchen water heaters
• Hydronic heating system retrofits
• Outdoor tankless units requiring durable gas connections

Built for Professionals

✅ Code-Compliant – Meets NSF, CSA, and AB1953 standards.
✅ Durable Construction – Corrosion-resistant materials for indoor/outdoor use.
✅ Contractor-Grade – Trusted for reliability in high-demand environments.

Engineered for Efficiency – Streamline installations with pre-matched components that eliminate compatibility guesswork.

All-In-One | CSA-Certified | Lead-Free