Upgrade your home’s hot water system with the Rinnai RE Series 7.9 GPM Outdoor Tankless Water Heater, engineered for smart efficiency and lasting reliability.
Featuring Smart-Circ™ Intelligent Recirculation™, this unit automatically learns your household’s water-use patterns to deliver hot water exactly when you need it—saving time, energy, and money.

Built for outdoor installation, the Rinnai RE Series combines advanced technology with a compact copper heat exchanger and energy-efficient design for optimal performance.
Whether it’s your morning shower or daily chores, enjoy continuous comfort and peace of mind backed by Rinnai’s trusted innovation.

Key Features:

• Smart-Circ™ Intelligent Recirculation™ – Learns your water-use habits and schedules recirculation automatically.
• Built-In Recirculation Pump – Eliminates wait times for hot water and reduces water waste.
• LED Display Screen – Easy temperature and service monitoring at a glance.
• Compact Copper Heat Exchanger – Provides reliable heat transfer and long-lasting durability.
• Programmable Service Reminders – Helps maintain peak performance over time.
• Safety Handle & Bracket System – Simplified installation with wall mounting hardware included.
• Energy Efficient Design – 0.81 Uniform Energy Factor for reduced utility costs.
• Optional Leak Detection & Freeze Protection Kits – Add advanced safety and protection features.
• Outdoor Rated – Perfect for homes and properties needing efficient, space-saving outdoor installation.
  

What’s Included

• Rinnai RE Series 7.9 GPM Outdoor Tankless Water Heater (Natural Gas)
• Built-in Recirculation Pump
• Wall Mounting Bracket
• Valve Kit
• Safety Handle & Bracket
• Installation Hardware & Manual

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

Specifications

Care & Maintenance Instructions

• Schedule annual professional servicing for optimal performance.
• Use Rinnai-approved cleaning and maintenance products only.
• Keep unit free from dust and debris to maintain air intake efficiency.
• Protect from direct rainfall using manufacturer-approved covers when possible.
• Follow on-screen service reminders via the built-in LED interface.