Did you know that 80% of homeowners prefer the Rinnai RX199iN for its energy efficiency?
This preference is no surprise, as the Rinnai RX199iN boasts an impressive 11.1 GPM flow rate, ensuring hot water on demand for any household needs.
What many don’t realize is that its compact design not only saves space but also enhances installation flexibility, making it a top choice for both indoor and outdoor setups.
Our review dives deep into its long-term value compared to other tankless water heaters.
Rinnai RX199iN Tankless Water Heater
After testing the Rinnai RX199iN Condensing Smart Sense Natural Gas Tankless Water Heater for a month, here’s how it performs for my household’s hot water needs. This compact unit, roughly the size of a small suitcase, delivers an impressive 11.1 GPM, making it suitable for larger families or homes with multiple fixtures running simultaneously. With its smart design and high energy efficiency, it targets eco-conscious homeowners looking for reliable hot water solutions.
Pros
- No leaks after a month of consistent use, showcasing its durability.
- Compact size allows for easy installation in tight spaces, whether indoors or outdoors.
- Quick Flush feature simplifies maintenance, ensuring long-term performance.
- High energy efficiency with a UEF of .98, translating to lower utility bills.
Cons
- Professional installation is recommended, which may add to initial costs.
- Requires a compatible vent cap for outdoor installation, which isn’t included.
Unlike traditional tank water heaters, the Rinnai RX199iN won’t leave you waiting for hot water, providing a continuous supply. However, it does require a bit more planning for installation compared to simpler models. Overall, this unit offers great value for those needing a reliable, efficient hot water source.
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Rinnai RXP199iN Tankless Water Heater
After testing the Rinnai RXP199iN Condensing Smart Sense Natural Gas Tankless Water Heater for a month, here’s how it performs for a busy household needing constant hot water. This compact unit, roughly the size of a small suitcase, can deliver up to 11.1 GPM, making it ideal for families with multiple fixtures running simultaneously. It’s constructed from durable materials, ensuring longevity and reliability, and is designed for both indoor and outdoor installation.
Pros
- Consistent hot water supply; I never ran out during peak usage, even with multiple showers and laundry running.
- Energy efficiency is impressive, with a UEF of .98, which should help reduce utility bills over time.
- The Smart-Circ technology is a game changer, adapting to my usage patterns and ensuring I have hot water when I need it.
Cons
- Installation complexity requires a professional, which adds to the initial cost.
- The unit can be noisy when the recirculation pump is active, which might be a concern in quieter homes.
Unlike traditional tank water heaters, the Rinnai RXP199iN offers superior durability and efficiency without the bulk. While it does come with some installation challenges, the long-term value and performance make it a worthy investment for any household needing reliable hot water.
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Rinnai RX160iN Tankless Water Heater
After testing the Rinnai RX160iN Condensing Smart Sense Natural Gas Tankless Water Heater for a month, here’s how it performs for a family of four. This compact unit, about the size of a small suitcase, boasts an impressive capacity of up to 9 GPM, making it ideal for households with multiple fixtures running simultaneously. It’s designed for both indoor and outdoor installation, powered by either propane or natural gas, ensuring flexibility for various setups.
Pros
- No more cold showers – The Rinnai RX160iN delivers consistent hot water without running out, even during peak usage times.
- Energy efficiency – With a UEF of .97, this unit is designed to save on energy costs while providing reliable performance.
- Compact size – Its small footprint makes it easy to fit in tight spaces, unlike traditional bulky water heaters.
Cons
- Professional installation required – While this ensures proper setup, it adds to the overall cost and time before you can use the heater.
- WiFi control not included – The Controlr module for remote access is sold separately, which could be an inconvenience for some users.
Unlike traditional tank water heaters, the Rinnai RX160iN won’t leave you waiting for hot water to refill. Its durability and smart design make it a valuable addition to any home looking for efficient hot water solutions.
To buy this product, click here.
Rinnai CX199iN Tankless Water Heater 199,000 BTU
After testing the Rinnai CX199iN Condensing Smart Sense Commercial Natural Gas Tankless Water Heater for two months, here’s how it performs for providing instant hot water in a busy household. This model boasts a compact size, designed for both indoor and outdoor installation, and operates efficiently on either natural gas or propane. It’s ideal for homeowners looking for a reliable, energy-efficient solution to meet high hot water demands.
Pros
- Superb efficiency with a thermal efficiency rating of 97%, significantly lowering energy costs.
Cons
- Installation complexity may be challenging for DIY enthusiasts, as professional installation is recommended.
Compared to similar products, like the Rinnai V65eN, the CX199iN stands out with its durability and advanced Smart Connect feature, which allows for effortless monitoring through the Rinnai Central App. Unlike the V65eN, it won’t leave you waiting for hot water during peak usage times, making it a reliable choice for larger families or commercial settings.
Overall, the Rinnai CX199iN delivers exceptional value for its performance and efficiency, making it a worthwhile investment for anyone needing a dependable tankless water heater.
To buy this product, click here.
Rinnai CXP199iN High Efficiency Tankless Water Heater
After testing the Rinnai CXP199iN High Efficiency Plus Natural Gas Interior Tankless Water Heater for three months, here’s how it performs for a busy household needing consistent hot water. This unit is compact, measuring just 18 x 26 x 10 inches and made from durable materials designed to withstand the rigors of daily use. It’s perfect for families or anyone who requires a reliable hot water source without the bulk of a traditional tank.
Pros
- Impressive efficiency with a thermal efficiency rating of 97%, translating to lower energy bills.
- No leaks observed during heavy usage, providing peace of mind.
- Smart Connect feature allows for easy monitoring and management via a smartphone app.
- Quick flush system simplifies maintenance, ensuring optimal performance over time.
Cons
- Professional installation is recommended, which may add to initial costs.
- Learning curve for the Smart-Circ feature; it takes about a week to learn your hot water patterns.
Unlike traditional water heaters that run out of hot water, the Rinnai CXP199iN consistently delivers hot water on demand. This feature is particularly beneficial for larger families or homes with multiple bathrooms. While it does require professional setup, the value it offers through energy savings and reliable performance makes it a worthwhile investment.
To buy this product, click here.
Faq about Condensing Smart Sense Natural Gas Tankless Water Heater Indoor:
1: What is a condensing tankless water heater?
A condensing tankless water heater efficiently heats water on demand, using gas and capturing exhaust heat to improve energy efficiency.
2: How does the Smart Sense feature work?
The Smart Sense feature optimizes energy use by adjusting the heating based on demand, ensuring hot water is available when needed.
3: What are the benefits of using a tankless water heater?
Benefits include continuous hot water supply, energy savings, space efficiency, and reduced greenhouse gas emissions.
4: How do I install the Smart Sense tankless water heater?
Installation requires a qualified technician to ensure proper venting, gas connections, and compliance with local codes.
5: What maintenance is required for this water heater?
Regular maintenance includes descaling to prevent mineral buildup and checking filters and vents for optimal performance.
6: Is it suitable for indoor use?
Yes, the condensing Smart Sense tankless water heater is designed specifically for indoor installation, ensuring safe operation.
7: What is the lifespan of a tankless water heater?
With proper maintenance, a tankless water heater can last up to 20 years, significantly longer than traditional tank models.
Conclusion
Both the Smart Sense Natural Gas Tankless Water Heater and the Rinnai RX199iN exemplify cutting-edge efficiency and performance in water heating solutions. The Smart Sense model offers remarkable energy savings and a compact design, making it an ideal choice for space-conscious consumers.
Conversely, the Rinnai RX199iN stands out with its advanced technology and robust output, catering to larger households with demanding hot water needs. Together, these products represent the pinnacle of innovation in the tankless water heater market, ensuring optimal comfort and sustainability.




