Upgrade your home’s hot water performance with the Rinnai RE Series 6.6 GPM Outdoor Tankless Water Heater (RE160EN) — engineered for efficiency, safety, and reliability. Designed for outdoor installation, this powerful natural gas unit delivers continuous hot water on demand while saving energy and space.

Featuring a clean internal layout, LED display, and programmable service reminders, the Rinnai RE160EN ensures effortless operation and long-term dependability. Its compact copper heat exchanger offers superior heat transfer and durability, while the optional leak detection and freeze protection kits enhance safety and peace of mind for any climate.

Whether for residential or light commercial use, this Rinnai outdoor tankless water heater ensures performance you can trust — delivering comfort, efficiency, and innovation from one of the most recognized names in water heating.

Key Features:

• Continuous Hot Water Supply: 6.6 GPM capacity delivers consistent performance for multiple fixtures.
• Energy Efficient: 0.81 Uniform Energy Factor reduces energy use and operating costs.
• Compact Design: Space-saving outdoor installation frees up interior space.
• Durable Copper Heat Exchanger: Maximizes heat transfer and extends product life.
• LED Screen Display: Easy-to-read interface for monitoring and adjustments.
• Safety Features: Includes safety handle and seating bracket.
• Programmable Service Reminders: Maintain system health effortlessly.
• Optional Add-Ons: Leak Detection Kit & Freeze Protection available.
• Reliable Performance: Delivers 160,000 BTUs of powerful heating capacity.

What’s Included

• Rinnai RE Series 6.6 GPM Outdoor Tankless Water Heater (Model RE160EN)
• Installation Manual & Mounting Bracket
• Safety Handle & Seating Bracket
• LED Display Screen
• 5-Year Limited Parts Warranty
• 10-Year Heat Exchanger Warranty
• Note: Isolation Valve Kit (Model MIVK-T-LW) sold separately.

Specifications

Care & Maintenance Instructions

• Flush the heat exchanger annually to prevent mineral buildup.
• Inspect gas and water connections regularly for leaks.
• Clean exterior vents to ensure proper airflow.
• Protect from freezing conditions using the optional freeze protection kit.
• Schedule service reminders through the built-in programmable system.
• Always use licensed professionals for installation and maintenance to maintain warranty validity.