Looking for efficient heating solutions? The Rinnai propane gas heater offers reliable warmth and comfort for your home.
The Rinnai propane gas heater line includes the Rinnai RX199iN, a powerful tankless water heater that delivers up to 11.1 GPM, making it perfect for high-demand households. Additionally, the Rinnai FC824P is an energy-efficient space heater equipped with a programmable thermostat, ensuring optimal comfort without high energy costs.
These heaters are versatile, suitable for indoor and outdoor installations, and designed to meet various heating needs. Their unique selling points include energy efficiency and continuous hot water supply, making them ideal for families.
In this review, we’ll dive deeper into each product’s features and benefits, helping you choose the perfect heating solution for your home.


Rinnai RX199iN Tankless Water Heater
The adjustable valve sets the Rinnai RX199iN Condensing Smart Sense Tankless Water Heater apart from competitors. Constructed with 316-grade stainless steel, this model ensures exceptional durability and resists corrosion, making it ideal for both indoor and outdoor installations. With dimensions of just 14 x 18.5 x 26 inches, it is compact yet powerful, delivering up to 11.1 GPM and 199,000 BTU, capable of servicing multiple fixtures simultaneously.
Key Advantages
- The Smart Sense gas control system optimizes fuel usage, enhancing efficiency with a UEF rating of .98.
Limitations
- Not compatible with certain older venting systems, which may require additional modifications during installation.
Best for outdoor enthusiasts needing a reliable and efficient water heating solution, the Rinnai RX199iN is an excellent choice for those who prioritize performance and space-saving design. Its advanced features and robust construction make it suitable for various applications, from residential to light commercial use. However, potential buyers should consider consulting a professional for installation to ensure optimal setup and performance.
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Rinnai FC824P Ventless Propane Space Heater
The adjustable valve sets the Rinnai FC824P Ventless Propane Heater apart from its competitors. This feature allows users to customize the heat output according to their specific needs, enhancing energy efficiency. Constructed from 316-grade stainless steel, this heater resists corrosion, ensuring durability and longevity. With dimensions of 24 x 18 x 12 inches, it fits conveniently in small spaces while providing powerful warmth.
Key Advantages
- The programmable thermostat display offers precise temperature control, adapting to your heating requirements through its digital adaptive control. This ensures optimal comfort without unnecessary energy consumption.
- Safety is paramount with integrated features such as a flame failure device, overheat switch, oxygen depletion sensor, and tilt switch, which automatically disable the unit under unsafe conditions.
- The ventless and ductless design simplifies installation, making it accessible for various indoor settings.
Limitations
- The Rinnai FC824P is not compatible with external venting systems, limiting its use in specific environments that require such setups.
Best for outdoor enthusiasts needing a reliable and efficient heating solution for compact indoor areas, the Rinnai FC824P provides both comfort and safety during chilly seasons. Its advanced features and robust construction make it an ideal choice for those seeking dependable warmth without the hassle of extensive installation.
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Rinnai V53DeP Outdoor Propane Tankless Heater
The adjustable valve sets the Rinnai V53DeP Propane Tankless Water Heater apart from competitors. This unit boasts a flow rate of 5.3 GPM, making it ideal for households requiring simultaneous hot water access for multiple appliances. Crafted from 316-grade stainless steel, it resists corrosion, ensuring durability and longevity. The compact dimensions allow for installation in tight outdoor spaces, maximizing efficiency without compromising on performance.
Key Advantages
- Energy-efficient performance: Heats water on demand, reducing energy consumption and extending the unit’s lifespan through improved scale detection features.
- Professional installation recommended: Ensures optimal performance and compliance with safety standards, providing peace of mind for users.
- Reliable warranty protection: Includes a 10-year warranty on the heat exchanger, a 5-year warranty on labor, and a 1-year warranty on parts, underscoring Rinnai’s commitment to quality.
Limitations
- Not compatible with electric systems, limiting options for users without propane access.
- Requires professional installation, which may incur additional costs for some consumers.
Best for outdoor enthusiasts needing a reliable and efficient hot water solution, the Rinnai V53DeP excels in delivering endless hot water while conserving energy. Its robust design and warranties make it a solid investment for any household.
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Rinnai RE140iP Propane Tankless Water Heater
The adjustable valve sets the Rinnai RE140iP Non-Condensing Propane Tankless Water Heater apart from its competitors. With a compact design measuring just 24.6 x 18.5 x 10.4 inches and a weight of 45 pounds, this unit is ideal for indoor installations. It boasts a powerful output of up to 140,000 BTU and can deliver an impressive flow rate of 5.3 gallons per minute (GPM), making it suitable for multiple fixtures simultaneously.
Key Advantages
- The use of 316-grade stainless steel in the heat exchanger enhances durability and resists corrosion, ensuring longevity even in humid environments.
Limitations
- Not compatible with certain existing plumbing systems, which may require additional modifications during installation.
Best for outdoor enthusiasts needing a reliable and efficient hot water solution, the Rinnai RE140iP is designed for those who value performance and energy conservation. Its smart design heats water only when necessary, reducing energy waste and operational costs. Additionally, the LED screen provides service reminders and error codes, enhancing user experience and maintenance efficiency. For optimal performance, professional installation is recommended, ensuring that the unit operates safely and effectively in your home.
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Rinnai RE180eP Propane Tankless Water Heater
The adjustable valve sets the Rinnai RE180eP Non-Condensing Propane Tankless Water Heater apart from its competitors. This feature allows users to customize the water flow and temperature settings, enhancing efficiency and comfort. Constructed from 316-grade stainless steel, this unit resists corrosion, ensuring longevity and reliability. With dimensions of 14.9 x 24.6 x 10.0 inches, it boasts a compact design that fits seamlessly into various outdoor spaces.
Key Advantages
- The 180,000 BTU heating capacity delivers up to 8.5 GPM, providing ample hot water for multiple fixtures simultaneously, making it ideal for larger households.
- Its smart design features an improved layout that enhances serviceability and speeds installation, while an LED screen conveniently displays service reminders and error codes.
Limitations
- Not compatible with indoor installations, limiting its use to outdoor settings only.
- WiFi control is available via the Controlr module but is sold separately, adding to the overall cost.
Best for outdoor enthusiasts needing a reliable, efficient hot water solution, the Rinnai RE180eP excels in performance and durability, making it a top choice for those who prioritize quality and convenience in their outdoor setups.
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Faq about Rinnai Propane Gas Heater:
1: What is a Rinnai propane gas heater?
A Rinnai propane gas heater is a high-efficiency heating appliance that uses propane gas to provide warmth in residential and commercial spaces.
2: How does a Rinnai propane gas heater work?
It works by burning propane gas to generate heat, which is then distributed through air or water systems, depending on the model.
3: What are the benefits of using a Rinnai propane gas heater?
Benefits include energy efficiency, quick heating, lower emissions compared to electric heaters, and reliable performance in cold weather.
4: Is installation difficult for a Rinnai propane gas heater?
Installation should be performed by a qualified professional to ensure safety and compliance with local codes.
5: How do I maintain my Rinnai propane gas heater?
Regular maintenance includes checking for gas leaks, cleaning filters, and scheduling annual professional inspections.
6: Can I use a Rinnai propane gas heater indoors?
Yes, many Rinnai models are designed for indoor use, but proper ventilation is essential for safety.
7: What size Rinnai propane gas heater do I need?
The size depends on the space to be heated; consult the manufacturer’s guidelines or a professional for accurate sizing.
Conclusion
Rinnai’s RX199iN Tankless Water Heater exemplifies cutting-edge efficiency and convenience, providing an endless supply of hot water while optimizing energy consumption. Its compact design and advanced technology make it a superior choice for modern households seeking reliability and performance.
Conversely, the Rinnai FC824P Ventless Propane Space Heater stands out for its innovative heating capabilities, delivering warmth without the need for venting. This model is ideal for spaces where installation flexibility is paramount, ensuring comfort while maintaining aesthetic appeal. Together, these products reflect Rinnai’s commitment to quality and customer satisfaction.





