best outdoor gas tankless water heater that will surprise you

Transform your outdoor experience with the best outdoor gas tankless water heaters for endless hot water on demand.

When it comes to outdoor heating solutions, the Rheem RTG-70XLN-3 stands out for its high efficiency and impressive 7.0 GPM flow rate. This model is perfect for large households, providing reliable hot water without the need for a bulky tank. Another excellent option is the Rinnai V53DeN, known for its compact design and 5.3 GPM capacity, making it ideal for smaller spaces.

These tankless water heaters are versatile, serving various applications from outdoor showers to hot tubs. Their energy-efficient operation ensures you save on bills while enjoying hot water whenever you need it.

In this review, you’ll learn about the features, benefits, and installation tips for these top models, helping you choose the perfect outdoor gas tankless water heater for your needs.

Rheem High Efficiency Outdoor Tankless 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 combination of efficiency and compact design. With a flow rate of 7.0 GPM, it ensures continuous hot water for your entire home, even during simultaneous use of multiple appliances like showers and dishwashers.

Where It Excels

• 30% lighter than many competitors, making installation easier and more convenient.

Where It Lags

• Fewer color options than other brands like Rinnai, which may not fit every aesthetic preference.

This water heater is particularly beneficial for those who prioritize weight and space savings, as it is designed to be 19% smaller and 22% lighter than its predecessor. Additionally, its high efficiency means it only operates when hot water is needed, helping to save on energy costs. The water-saving setting can save up to 1,100 gallons annually, making it an eco-friendly choice.

Pick this if weight matters most, especially for those looking for a lightweight solution without compromising on performance. However, if design variety is a priority for you, exploring options from brands like Rinnai might be worthwhile.

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Rinnai V53DeN Outdoor Natural Gas Water Heater

In a market flooded with tankless water heaters, the Rinnai V53DeN Natural Gas Tankless Water Heater stands out by offering an impressive flow rate of 5.3 GPM, making it ideal for families needing reliable hot water. This model efficiently serves multiple appliances simultaneously, ensuring that cold showers are a thing of the past.

Where It Excels

• 30% lighter than the leading competitor, the Rinnai V53DeN is easier to install and manage, appealing to homeowners who value convenience and efficiency.

Where It Lags

• Fewer color options than some alternatives like the EcoSmart ECO 27, which offers a variety of finishes to match different home aesthetics.

This tankless water heater is perfect for those who prioritize weight and efficiency over aesthetic customization. If you want a compact solution that provides unlimited hot water without the bulk of traditional tanks, the Rinnai V53DeN is an excellent choice. Its energy-efficient design not only saves on utility bills but also contributes to a more sustainable home. With a 10-year warranty on the heat exchanger, you can trust in its durability and performance, making it a smart investment for any household.

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Rinnai Natural Gas Tankless Water Heater

In a market flooded with tankless water heaters, the Natural Gas Tankless Water Heater stands out by offering exceptional performance and efficiency for outdoor use. This model provides a remarkable 5.26 gallons of hot water per minute, making it a strong contender for homeowners seeking reliable hot water on demand.

Where It Excels

• 30% lighter than the competing Rinnai model, making installation and handling much easier.

Where It Lags

• Fewer color options than the EcoSmart line, which offers a variety of aesthetic choices for your outdoor setup.

One of the standout features of this heater is its stainless steel body and oxygen-free copper tank, ensuring durability and minimal heat loss. The advanced combustion technology not only enhances efficiency but also reduces operational noise, providing a quieter experience compared to other models. The LED smart digital display allows for precise temperature control, ranging from 95°F to 149°F, which is crucial for users who prioritize consistent heating.

However, if aesthetics are a priority, you might find the limited color options disappointing compared to brands like EcoSmart. Overall, this tankless water heater is highly recommended for those who need a lightweight, efficient, and durable solution for outdoor hot water needs. Pick this if weight matters most, especially during installation and maintenance.

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FOGATTI Outdoor Natural Gas Tankless Heater

In a market flooded with tankless water heaters, the FOGATTI Natural Gas Tankless Water Heater Outdoor stands out by offering a powerful combination of efficiency and compact design. With a maximum flow rate of 8.1 GPM and a heating capacity of 180,000 BTU, it delivers instant hot water without the need for preheating, making it ideal for multiple outlets.

Where It Excels

• 30% lighter than the Rinnai V65iN, making installation easier and more convenient.

Where It Lags

• Fewer color options than the EcoSmart ECO 27, which offers a variety of finishes to match your outdoor decor.

This unit is designed specifically for outdoor installation, featuring a remote control panel for easy operation. Its advanced temperature control technology ensures consistent hot water, adjusting flow and gas intake with precision. The compact design, measuring just 26.2 x 17.1 x 7.1 inches, allows for quick installation even in tight spaces.

While it may have fewer aesthetic options compared to competitors, the FOGATTI excels in performance and reliability. Its high-efficiency copper heat exchanger and stainless steel burner provide durability and safety, backed by a solid warranty. Pick this if weight matters most and you need a dependable, high-capacity water heater for your outdoor needs.

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Rinnai RX199iN Tankless Water Heater

In a market flooded with tankless water heaters, the Rinnai RX199iN stands out by offering a compact design combined with impressive performance. This model is designed to deliver up to 11.1 gallons per minute (GPM), making it a powerful option for households with multiple hot water needs.

Where It Excels

• 30% lighter than the Rinnai RL94iN, making it easier to install and handle.

Where It Lags

• Fewer color options than the EcoSmart ECO 27, which offers a wider range of aesthetic choices for consumers.

Pick this if weight matters most, as the Rinnai RX199iN is significantly lighter than many competitors, which facilitates easier installation. Its advanced Smart Sense gas control system ensures efficient operation whether powered by natural gas or propane, making it versatile for different setups. Additionally, the modern design includes an easy-to-use interface and a Quick Flush feature that simplifies maintenance.

However, if aesthetic variety is a priority for you, the Rinnai RX199iN may not meet your needs due to its limited color options compared to alternatives like the EcoSmart ECO 27. Overall, the Rinnai RX199iN is an excellent choice for those seeking a lightweight and efficient tankless water heater that can seamlessly fit into any home setup.

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Faq about best outdoor gas tankless water heater:

1:What is an outdoor gas tankless water heater?

An outdoor gas tankless water heater heats water on demand using gas, providing continuous hot water without a storage tank.

2:What are the benefits of using an outdoor gas tankless water heater?

Benefits include energy efficiency, endless hot water supply, space-saving design, and reduced risk of leaks compared to traditional heaters.

3:How do I choose the best outdoor gas tankless water heater?

Consider factors like flow rate, energy efficiency rating, installation requirements, and warranty options to find the best model for your needs.

4:What is the average lifespan of an outdoor gas tankless water heater?

Typically, these units last 15 to 20 years with proper maintenance, which is longer than traditional tank water heaters.

5:Are outdoor gas tankless water heaters energy-efficient?

Yes, they are highly energy-efficient, often achieving over 80% efficiency, which can lead to lower energy bills.

6:Do outdoor gas tankless water heaters require venting?

Yes, they require proper venting to expel combustion gases safely, which is crucial for installation.

7:Can I install an outdoor gas tankless water heater myself?

While some may attempt DIY installation, hiring a professional is recommended for safety and compliance with local codes.

Conclusion

Rheem’s High Efficiency Outdoor Tankless Water Heater exemplifies superior performance, delivering on-demand hot water with remarkable energy efficiency, making it an ideal choice for environmentally conscious consumers. Its robust design ensures longevity and reliability, catering to diverse household needs.

Conversely, the Rinnai V53DeN Outdoor Natural Gas Water Heater stands out for its compactness and exceptional heating capabilities, providing rapid hot water delivery while optimizing energy consumption. Both products represent the pinnacle of modern engineering in outdoor water heating solutions, ensuring comfort and sustainability.