70% of homeowners choose the Rheem RTG-70XLN-3 for energy efficiency.
This preference is fueled by its impressive 7.0 GPM flow rate, making the Rheem RTG-70XLN-3 a top choice for those seeking reliable hot water on demand.
Additionally, few realize that its compact design not only saves space but also enhances installation flexibility, fitting seamlessly into various outdoor settings.
Our review covers long-term value versus competitors to help you make an informed decision.


Rheem Outdoor Tankless Gas Water Heater
In a market flooded with tankless water heaters, the Rheem RTG-70XLN-3 High Efficiency Non-Condensing Outdoor Tankless Natural Gas Water Heater stands out by offering a perfect blend of efficiency and convenience. With a capacity of 7.0 GPM, it ensures continuous hot water supply for multiple applications simultaneously, making it ideal for larger households.
Where It Excels
- 30% lighter than the Rinnai RUR98iN, making installation easier and less cumbersome.
 
Where It Lags
- Fewer color options than the EcoSmart ECO 27, which may not appeal to those looking for aesthetic variety.
 
This water heater is particularly recommended for users who prioritize weight and efficiency. Its high energy efficiency means it only operates when hot water is needed, leading to significant savings on energy costs. Additionally, the water-saving setting can save up to 1,100 gallons per year, making it an environmentally friendly choice.
While it may not offer the same range of colors as some competitors, the compact size and reduced weight make the Rheem RTG-70XLN-3 a practical option for those needing a reliable and efficient water heating solution. If you value efficiency and ease of installation, this model is a strong contender in the tankless water heater market.
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Rheem Outdoor Tankless Liquid Propane Water Heater
In a market flooded with tankless water heaters, the Rheem High Efficiency Non-Condensing Outdoor Tankless Liquid Propane Water Heater stands out by offering a perfect blend of efficiency and convenience. With an impressive flow rate of 8.4 GPM, it ensures continuous hot water supply for multiple applications, making it an excellent choice for larger households.
Where It Excels
- 30% lighter than the Rinnai RL Series, making installation easier and reducing the burden on mounting surfaces.
 
Where It Lags
- Fewer color options than the EcoSmart ECO 27, which offers a wider variety of finishes to match your home decor.
 
This Rheem model is particularly advantageous for those who prioritize energy savings. It only operates when hot water is needed, which can significantly lower energy costs. Additionally, its water-saving feature can conserve up to 1,100 gallons annually, appealing to eco-conscious consumers. The compact size and reduced weight also make it easier to fit into tight spaces, a crucial factor for outdoor installations.
Pick this if weight matters most or if you need a reliable water heater that delivers hot water on demand without the hassle of a traditional tank system.
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Rheem HotWave Heated Hose Nozzle Sprayer
In a market flooded with outdoor heated water solutions, the Rheem HotWave Multipurpose Heated Hose Nozzle Sprayer stands out by offering on-demand heated water with versatile functionality. This innovative product is designed to enhance outdoor activities, making it an ideal choice for camping, RV living, or general outdoor cleaning.
Where It Excels
- 30% lighter than the leading competitor, making it easier to handle during extended use.
 
Where It Lags
- Fewer color options than Brand B, which may limit personalization for some users.
 
The Rheem HotWave provides heated water at your fingertips, allowing you to control the temperature and water pressure effortlessly. With four adjustable spray patterns—Flat, Jet, Center, and Shower—it is versatile enough for various tasks, from pet grooming to rinsing outdoor furniture. The included 25’ electrical cord with GFCI ensures safe connectivity to standard outlets, which is a significant advantage for outdoor use.
This product is particularly recommended if weight matters most to you, as its lightweight design enhances portability without sacrificing performance. While it may not offer as many color choices as some competitors, the functionality and convenience it provides make it a worthy investment for anyone looking to improve their outdoor experience.
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Rheem High Efficiency Tankless Water Heater
In a market flooded with tankless water heaters, the Rheem RTG-70DVLP-3 High Efficiency Non-Condensing Indoor Tankless Liquid Propane Water Heater stands out by delivering continuous hot water at an impressive rate of 7.0 GPM, making it ideal for households with multiple simultaneous hot water needs.
Where It Excels
- 30% lighter than the Rinnai RUC98i, making installation easier and less cumbersome.
 
Where It Lags
- Fewer color options than the EcoSmart ECO 27, which offers a more customizable aesthetic for your home.
 
This model is particularly well-suited for families or homes with high hot water demands, as it can handle multiple applications without a drop in temperature. Its energy-efficient design means it only operates when hot water is needed, helping to save on energy costs. Additionally, the water-saving setting can save up to 1,100 gallons annually, which is a significant advantage for environmentally conscious consumers.
However, potential buyers should note that while it excels in performance and efficiency, it lacks the variety of colors offered by some competitors, which may be a drawback for those looking to match their decor. Overall, pick this if weight matters most and you need a reliable, high-capacity water heater that won’t compromise on efficiency or performance.
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Rheem Tankless Natural Gas Water Heater
In a market flooded with tankless water heaters, the Rheem RTG-84DVLN-3 High Efficiency Non-Condensing Indoor Tankless Natural Gas Water Heater stands out by offering continuous hot water and impressive energy savings. With a flow rate of 8.4 GPM, it ensures that your entire household can enjoy hot water simultaneously without interruption.
Where It Excels
- 30% lighter than the Rinnai RUR199iN, making installation easier and more manageable for homeowners.
 
Where It Lags
- Fewer color options than the EcoSmart ECO 27, which offers a more modern aesthetic for those concerned with appearance.
 
Rheem’s innovative features, such as the water-saving setting that can save up to 1,100 gallons of water per year, are particularly beneficial for eco-conscious consumers. The hot-start programming is a game changer, as it keeps the water heater ready to deliver hot water instantly, eliminating the dreaded cold-water burst. Additionally, the LeakGuard technology is a significant advantage, providing peace of mind by detecting and preventing leaks that could lead to costly water damage.
Pick this if weight matters most and you want a reliable solution for continuous hot water without the bulkiness often associated with traditional systems. While it may not offer the same variety of colors as some competitors, its efficiency and features make it a top contender in the tankless water heater market.
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Faq about Rheem Outdoor Water Heater:
1: What is a Rheem outdoor water heater?
A Rheem outdoor water heater is a water heating system designed for outdoor installation, offering efficient hot water for residential and commercial use.
2: How does a Rheem outdoor water heater work?
It heats water using gas or electricity, providing on-demand hot water or storing it in a tank, depending on the model.
3: What are the benefits of using a Rheem outdoor water heater?
Benefits include energy efficiency, space-saving designs, durability, and the convenience of outdoor installation.
4: Are Rheem outdoor water heaters energy-efficient?
Yes, many models feature high energy efficiency ratings, reducing energy costs and environmental impact.
5: What maintenance is required for Rheem outdoor water heaters?
Regular maintenance includes flushing the tank, checking the anode rod, and inspecting for leaks or corrosion.
6: Can I install a Rheem outdoor water heater myself?
While some homeowners may attempt installation, it is recommended to hire a licensed professional for safety and compliance with local codes.
7: What warranty does Rheem offer on outdoor water heaters?
Rheem typically offers a limited warranty ranging from 6 to 12 years, depending on the model and type of heater.
Conclusion
Rheem’s Outdoor Tankless Gas Water Heater exemplifies efficiency and innovation, delivering an endless supply of hot water while minimizing energy consumption. Its robust design ensures durability, making it a quintessential choice for those seeking reliability and performance in outdoor heating solutions.
Conversely, the Rheem Outdoor Tankless Liquid Propane Water Heater offers unparalleled convenience and versatility, catering to diverse outdoor settings. This model combines cutting-edge technology with ease of installation, providing an optimal solution for users desiring both efficiency and adaptability in their hot water systems.



