Rinnai RE Series Smart-Circ™ 6.6 GPM Indoor Tankless Water Heater LP

Upgrade your home’s hot water system with the Rinnai RE Series Smart-Circ™ 6.6 GPM Indoor Tankless Water Heater. Designed for efficiency, convenience, and long-lasting performance, this propane-powered tankless water heater delivers hot water on demand with advanced Smart-Circ™ technology. With a built-in recirculation pump, LED display, and compact design, it fits seamlessly into modern homes while saving energy and water.

Perfect for busy households, the RE Series learns your hot water usage patterns and schedules recirculation automatically, ensuring hot water is always ready without wasting energy. Its durable copper heat exchanger and easy-to-service design guarantee years of reliable operation.

Key Features:

• Smart-Circ™ Intelligent Recirculation™: Automatically schedules recirculation based on household usage.
• Built-In Recirculation Pump: Recirculation-ready model ensures instant hot water at all fixtures.
• Compact Copper Heat Exchanger: Durable and efficient for long-lasting performance.
• LED Display: Easy monitoring and control of temperature and system status.
• New Sliding Wall Bracket: Simplifies installation and maintenance access.
• Safety Handle & Seating Bracket: Enhanced safety during installation.
• Programmable Service Reminders: Keeps your water heater maintained for peak efficiency.
• Optional Accessories: Leak detection kit and freeze protection available.
• Hot Water Capacity: Delivers 0.26–6.6 GPM of hot water.
• Energy Efficient: 0.81 Uniform Energy Factor.
• High Performance: 160,000 BTU output for reliable heating.
  

What’s Included

• Rinnai RE Series Indoor Tankless Water Heater (Propane)
• Built-in Recirculation Pump
• Wall Mounting Bracket
• Valve Kit

Recommended (Sold Separately): Isolation Valve Kit – MIVK-T-LW

Specifications

Care & Maintenance Instructions

• Periodically check for leaks and proper venting.
• Clean the exterior with a damp cloth; avoid harsh chemicals.
• Flush the heat exchanger at least once per year to prevent scale buildup.
• Follow the programmable service reminders displayed on the LED screen.
• Ensure optional accessories like leak detection kits are installed if recommended.