Rinnai RE Series 8.5 GPM Outdoor NCTWH - NG
The Rinnai RE Series 9.8 GPM Outdoor NCTWH - LP is a high-performance, outdoor tankless water heater designed to provide an endless hot water supply for your home or business. It operates on liquid propane (LP) and has a maximum flow rate of 9.8 gallons per minute (GPM), making it well-suited for homes with multiple bathrooms and large families.
One of the key features of the RE Series 9.8 GPM Outdoor NCTWH is its ability to modulate its heat output based on the hot water demand, which helps reduce energy consumption and lower operating costs. It also has a built-in recirculation pump, which helps to reduce wait times for hot water and improve overall efficiency.
Regarding installation, the RE Series 9.8 GPM Outdoor NCTWH is designed for outdoor use and can easily connect to a natural gas or LP fuel source. It comes with a digital controller that allows you to quickly adjust the temperature and flow rate of the hot water, monitor the unit's performance, and diagnose any issues that may arise.
Overall, the Rinnai RE Series 9.8 GPM Outdoor NCTWH - LP is a reliable and efficient choice for homeowners and businesses looking for an endless hot water supply.
Features
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Clean Internal Layout
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LED Screen
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Safety Handle and Seating Bracket
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Easy Open / Close Access
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Programmable Service Reminders
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Compact Copper Heat Exchanger
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199,000 BTUs
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Hot Water Capacity Range: 0.13 GPM to 9.8 GPM
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0.82 Uniform Energy Factor
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Dimensions: 14.05" x 22.87" x 10.77"
Specification
| Fuel Type |
Natural Gas |
| Color/Finish |
Silver |
| Indoor/Outdoor |
Outdoor |
| Size |
199 |
| Vent Type |
Non-Condensing |
What Our Experts Think
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8.5 GPM Flow Rate: Supports larger homes with multiple hot-water fixtures running at the same time.
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Natural Gas Powered: Provides reliable and efficient hot water with lower operating costs.
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Outdoor Installation: Saves indoor space and eliminates the need for indoor venting.
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On-Demand Heating: Tankless design delivers continuous hot water while reducing energy waste.
Q&A
Q: What size home is this unit best suited for?
A: It’s ideal for medium to large homes with high hot-water demand.
Q: Does it require a venting system?
A: No — since it’s installed outdoors, no indoor venting is required.
Q: Is it energy efficient?
A: Yes, the tankless design heats water only when needed, reducing standby energy loss.
Maintenance Tips
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Flush the unit annually to prevent scale buildup and maintain efficiency.
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Inspect gas and water connections regularly for leaks.
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Clean exterior surfaces and air inlets to ensure proper airflow.
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Follow manufacturer service guidelines for long-term performance.
