352R Tankless Contractor Kit with Gas Accessories

Engineered for HVAC professionals and contractors, the 352R Tankless Contractor Kit provides a fully threaded (FNPT x FNPT) solution for seamless integration into residential and commercial tankless water heater systems. This all-in-one kit combines a high-performance isolation valve, CSA-certified gas valve, and corrosion-resistant flexible gas connector, ensuring safety, durability, and compliance in demanding environments.

Key Features & Benefits

✔️ All-Threaded FNPT Connections – Simplified installations with NPT-threaded isolation valve and gas components, eliminating soldering.
✔️ 600 PSI WOG Isolation Valve – Full-port design with virgin PTFE seats for leak-free performance in water, oil, or gas systems.
✔️ CSA-Certified Gas Components – Rigorously tested for gas line safety, indoor/outdoor use, and ½ PSIG compliance.
✔️ Durable Flexible Gas Connector – Yellow polymer-coated stainless steel resists corrosion and physical wear in harsh conditions.
✔️ AB1953 & NSF-61/372 Compliance – Lead-free construction ensures safe potable water systems.

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
  • 1" O.D. / ¾" I.D. 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: Stainless steel with yellow polymer coating
  • Standards: CSA indoor/outdoor certified

Why Choose This Kit?

• Time-Saving Design: Pre-matched threaded components reduce installation time by 30%.
• Dual Compliance: Meets both potable water (NSF) and gas safety (CSA) standards.
• Corrosion Resistance: Polymer-coated gas connector thrives in humid or outdoor environments.
• Future-Proof: Compatible with tankless systems up to 200K BTU for residential or light commercial use.

Ideal Applications

• Residential tankless water heater retrofits
• Commercial kitchens and laundromats
• Outdoor tankless units exposed to weather
• Hydronic heating systems with gas line integrations

Built for Professional Reliability

✅ Code-Compliant – Exceeds NSF, CSA, and AB1953 requirements.
✅ Industrial Durability – Brass and stainless steel components withstand high-pressure demands.
✅ Contractor Trusted – Pre-assembled kit eliminates compatibility issues.

Engineered for Efficiency – Streamline installations with code-ready components designed for threaded systems.

All-Threaded | CSA-Certified | Lead-Free