Liquid Propane Tankless Water Heater – Which One Will Surprise You?
Cheap options fail—but Premium Pick delivers.
When it comes to liquid propane tankless water heaters, quality matters. The **Rheem RTG-84DVLP-3** offers impressive efficiency with 8.4 GPM, while the **Rheem RTG-70XLP-3** excels in outdoor performance at 7.0 GPM.
For those seeking reliability, the **Rinnai V53DeP** stands out with its compact design, perfect for outdoor installation.
Below, we analyze budget, lifespan, and real-user feedback.
Rheem High Efficiency Indoor Tankless Water Heater
The Rheem RTG-84DVLP-3 stands out with its high efficiency and continuous hot water capabilities, making it a top choice for homeowners needing reliable hot water on demand. This liquid propane tankless water heater boasts a maximum flow rate of 8.4 GPM, ensuring ample hot water supply even during simultaneous usage, such as showers and dishwashers.
Key Advantages
- The 316-grade stainless steel construction resists corrosion, enhancing durability and longevity.
- Its compact dimensions allow for versatile installation options, fitting seamlessly into various spaces.
- Equipped with hot-start programming, it maintains a ready state to eliminate cold-water bursts, ensuring comfort at all times.
- The water-saving setting can save up to 1,100 gallons of water annually, making it an eco-friendly choice.
Limitations
- Not compatible with electric systems, limiting options for users who prefer electric heating solutions.
- Installation may require professional assistance, which can add to initial costs.
Overall, the Rheem RTG-84DVLP-3 is best for outdoor enthusiasts and homeowners seeking an efficient, reliable hot water solution that reduces energy costs while providing comfort and convenience.
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Rheem Outdoor Tankless Propane Water Heater
The adjustable valve sets the Rheem RTG-70XLP-3 apart from other tankless water heaters, allowing for precise control over water temperature and flow. With a compact design measuring 24 x 14 x 8 inches and constructed from 316-grade stainless steel, this unit is built to resist corrosion and withstand outdoor elements, ensuring durability and longevity.
Key Advantages
- High efficiency with a maximum output of 7.0 GPM, providing continuous hot water even during simultaneous use of multiple fixtures.
- Energy-saving technology, operating only when hot water is needed, which significantly reduces energy costs.
- Water-saving setting that conserves up to 1,100 gallons of water annually, making it an eco-friendly choice.
- Hot-start programming eliminates cold-water bursts, enhancing user comfort during usage.
- Compact size, 19% smaller and 22% lighter than previous models, facilitates easy installation in tight spaces.
Limitations
- Not compatible with natural gas systems, limiting its use to liquid propane installations only.
Best for outdoor enthusiasts needing a reliable and efficient hot water solution for their homes or outdoor activities, the Rheem RTG-70XLP-3 combines advanced technology with practical features, making it a top choice in the tankless water heater market.
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Rinnai V53DeP Outdoor Propane Water Heater
The adjustable valve sets the Rinnai V53DeP Propane Tankless Water Heater apart from its competitors. This feature allows for precise temperature control, ensuring optimal performance tailored to your needs. Constructed from 316-grade stainless steel, it resists corrosion, enhancing durability. With dimensions of 13.8 x 18.5 x 29.0 inches, this unit is designed for outdoor installation, making it suitable for various environments.
Key Advantages
- The 5.3 GPM flow rate provides endless hot water, accommodating multiple appliances simultaneously, perfect for busy households.
- Its energy-efficient performance heats water on demand, reducing energy consumption and prolonging the unit’s lifespan through advanced scale detection features.
- The compact design allows for installation in tight spaces, making it ideal for both families and individuals.
Limitations
- Not compatible with natural gas systems, limiting options for users seeking alternative fuel sources.
Best for outdoor enthusiasts needing a reliable and efficient hot water solution, the Rinnai V53DeP is a robust choice for those who prioritize performance and durability in their water heating needs.
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Rheem RTGH 9.5 GPM Propane Tankless Water Heater
The adjustable valve sets the Rheem RRTGH95DVLP3701178 apart in the competitive landscape of tankless water heaters. This model boasts a maximum flow rate of 9.5 GPM, powered by a robust 199,900 BTU output, making it suitable for larger households or simultaneous hot water demands. Constructed from 316-grade stainless steel, it resists corrosion, ensuring longevity and reliability in various environments. The unit measures 17-11/16 inches in width, making it compact enough for most installations.
Key Advantages
- The electric ignition feature enhances convenience, allowing for quick startup without manual lighting.
Limitations
- Not compatible with natural gas systems, limiting its use to liquid propane setups.
With adjustable temperature settings ranging from 100 to 140F (defaulting to 120F), users can customize their hot water experience to suit specific needs. Covered under a 1-year labor, 15-year heat exchanger, and 5-year parts warranty, the Rheem RRTGH95DVLP3701178 offers peace of mind alongside performance.
This product is best for outdoor enthusiasts needing a reliable and efficient hot water solution for their residential needs, particularly in areas where propane is readily available. Its combination of advanced features and durable construction makes it a strong contender in the tankless water heater market.
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CAMPLUX Climatech 7 Tankless Water Heater
The adjustable valve sets the CAMPLUX Climatech 7 Tankless Water Heater apart from its competitors. This propane-powered unit boasts a robust output of 170,000 BTU, providing an impressive flow rate of 6.86 gallons per minute (GPM), sufficient for running 4-6 fixtures simultaneously. Constructed from 316-grade stainless steel, it resists corrosion, ensuring durability and longevity. With dimensions of 24.7″ x 14.3″ x 7.3″, it fits seamlessly into various spaces, including basements and kitchens.
Key Advantages
- The built-in -20°F freeze protection and automatic drain assist enhance safety and usability in colder climates. The oxygen-free copper heat exchanger significantly improves heat transfer efficiency, while the precision flame control technology minimizes temperature fluctuations, ensuring a consistent hot water supply.
Limitations
- It is not compatible with certain older plumbing systems, which may require additional modifications for installation.
Overall, the CAMPLUX Climatech 7 is best for outdoor enthusiasts needing reliable hot water solutions in remote locations. With its DIY-friendly installation and CSA certification, this water heater offers both convenience and peace of mind for users seeking efficiency and performance.
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Faq about Liquid Propane Tankless Water Heater:
1: What is a liquid propane tankless water heater?
A liquid propane tankless water heater heats water on demand using liquid propane, providing a continuous supply of hot water without the need for a storage tank.
2: How does a liquid propane tankless water heater work?
When hot water is needed, cold water flows through the unit, triggering the burner to heat the water instantly, allowing for immediate use.
3: What are the benefits of using a liquid propane tankless water heater?
Benefits include energy efficiency, space-saving design, reduced risk of leaks, and the ability to provide an endless supply of hot water.
4: Are there any drawbacks to liquid propane tankless water heaters?
Potential drawbacks include higher initial costs and the need for proper ventilation and installation by a qualified technician.
5: How do I maintain a liquid propane tankless water heater?
Regular maintenance includes descaling to prevent mineral buildup, checking the venting system, and ensuring the filters are clean for optimal performance.
6: How long do liquid propane tankless water heaters last?
With proper maintenance, a liquid propane tankless water heater can last 15 to 20 years, significantly longer than traditional tank water heaters.
Conclusion
The Rheem High Efficiency Indoor Tankless Water Heater exemplifies cutting-edge technology, delivering unparalleled efficiency and consistent hot water supply, making it an ideal choice for modern households. Meanwhile, the Rheem Outdoor Tankless Propane Water Heater offers exceptional durability and convenience, ensuring optimal performance in outdoor settings while significantly reducing energy consumption.
Both products reflect a commitment to innovation and sustainability, catering to diverse consumer needs. Their advanced features and reliability position them as frontrunners in the market, providing exceptional value and performance for those seeking efficient hot water solutions.







