Natural Gas Outdoor Tankless Water Heater – Which One Surprised Us Most?

Transform your hot water experience with a natural gas outdoor tankless water heater that delivers instant comfort and efficiency.

A natural gas outdoor tankless water heater is perfect for homeowners seeking on-demand hot water solutions. The FOGATTI Natural Gas Tankless Water Heater offers 5.26 GPM, ensuring a steady supply of hot water for your needs. With its Fahrenheit digital display and multi-protection features, it guarantees safety and convenience.

Ideal for outdoor installations, these heaters are versatile and compact. The Instagas Comfort 120S Series and Instagas Comfort 180S Series provide impressive flow rates of up to 8.1 GPM, making them suitable for larger households or multiple applications simultaneously.

In this review, you will learn about the key benefits, features, and performance of these top-rated models. Get ready to enjoy reliable hot water with the best options available.

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natural gas outdoor tankless water heater

Rinnai Natural Gas Tankless Water Heater

#1 CHOICE

Natural Gas Tankless Water Heater,5.26GPM 20L Outdoor,Instant Hot Natural Gas Water Heater with Fahrenheit Digital Display,Multi-Protection

Natural Gas Tankless Water Heater is designed to provide instant hot water, ideal for homeowners seeking an efficient and reliable solution for their hot water needs. This unit caters specifically to those using natural gas, delivering up to 5.26 gallons per minute (GPM) with a maximum temperature rise of 149°F. Its dimensions of 22.8″ x 14.4″ x 5.9″ ensure it fits comfortably in outdoor settings, while the durable stainless steel body and oxygen-free copper water tank promise longevity and minimal heat loss.

This natural gas tankless water heater addresses the common problem of inconsistent hot water supply, particularly in larger households. With a high-performance output of 120,000 BTU per hour, it can efficiently service multiple fixtures simultaneously, making it an excellent choice for families or homes with higher hot water demands.

Pros

  • Steady temperature control with minimal fluctuations.
  • Multiple safety features including flame failure and anti-freeze protection.
  • Durable construction ensures long-lasting performance.
  • Energy-efficient operation reduces gas consumption.
  • Easy installation with a compact design and remote control panel.

Cons

  • Requires a natural gas connection, limiting use in areas without gas service.
  • Initial cost may be higher compared to traditional tank heaters.

The Natural Gas Tankless Water Heater excels in performance and usability, featuring advanced water servo technology for precise temperature regulation. Its ability to operate efficiently even under low water pressure (3.6 PSI) is a standout feature, ensuring consistent hot water delivery regardless of external conditions. This unit is particularly suited for families or individuals who require a reliable hot water supply for multiple uses, such as showers, washing machines, and dishwashers.

In summary, the Natural Gas Tankless Water Heater is an excellent investment for those looking to enhance their home’s hot water system. Its efficient design and robust safety features make it a reliable choice for anyone needing consistent hot water on demand.

To buy this product, click here.

FOGATTI Outdoor Natural Gas Tankless Water Heater

#2 CHOICE

FOGATTI Natural Gas Tankless Water Heater Outdoor - Max 5.1 GPM 120,000 BTU, CSA Certified Compact Design On Demand Instant Hot Water Heater - Instagas Comfort 120S Series

The FOGATTI Natural Gas Tankless Water Heater Outdoor is designed to provide instant hot water on demand, making it ideal for medium-sized families or households that require multiple outlets simultaneously. With a compact design measuring 23.94 x 15.5 x 7.3 inches, this tankless water heater can easily fit into outdoor spaces while delivering an impressive 120,000 BTU and a flow rate of up to 5.1 GPM. This product not only saves space but also enhances your hot water experience by eliminating the need for bulky traditional heaters.

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One of the key benefits of the FOGATTI tankless water heater is its ability to solve the common problem of running out of hot water. Unlike traditional storage heaters, this unit provides endless hot water, ensuring that your family can enjoy showers, dishwashing, and laundry without interruptions. The eco-efficient design also helps to reduce energy bills, making it a smart investment for those conscious of their energy consumption.

Pros

  • Provides instant, endless hot water for multiple outlets.
  • Compact design saves space compared to traditional heaters.
  • Precision temperature control maintains consistent water temperature.
  • Quick outdoor installation with easy connections to standard power sources.
  • Durable construction with a high-efficiency copper heat exchanger.

Cons

  • Requires proper installation and setup for optimal performance.
  • Best suited for use at altitudes below 2000 feet.
  • Active heating anti-freeze device requires maintenance in cold temperatures.

The FOGATTI Natural Gas Tankless Water Heater stands out for its remarkable performance and efficiency. Its advanced water servo technology ensures precise temperature regulation, making it reliable in various weather conditions. The outdoor installation is straightforward, and the remote control panel allows for convenient operation from indoors. While this unit is perfect for medium families, those in colder climates should be mindful of the anti-freeze guidelines to prevent damage.

Overall, the FOGATTI tankless water heater is an excellent choice for families seeking a reliable and efficient hot water solution. Its combination of performance, space-saving design, and energy efficiency makes it a valuable addition to any home.

To buy this product, click here.

FOGATTI Outdoor Natural Gas Water Heater

#3 CHOICE

FOGATTI Natural Gas Tankless Water Heater Outdoor - Max 8.1 GPM 180,000 BTU, CSA Certified Compact Design On Demand Instant Hot Water Heater - Instagas Comfort 180S Series

FOGATTI Natural Gas Tankless Water Heater Outdoor is designed to provide instant hot water on demand, making it ideal for homeowners who require continuous hot water for multiple outlets such as showers, sinks, and appliances. With a maximum flow rate of 8.1 GPM and a powerful 180,000 BTU output, this compact unit is perfect for households with 3-5 hot water points. Its durable construction ensures it can withstand outdoor conditions while delivering reliable performance.

This tankless water heater addresses the common problem of preheating delays, allowing users to enjoy hot water without waiting. Its compact dimensions of 26.2 x 17.1 x 7.1 inches make installation straightforward, even in tight spaces. The unit is compatible with low water pressure ranging from 15-150 PSI, ensuring smooth operation in various environments.

Pros

  • Continuous hot water supply eliminates waiting times.
  • Durable outdoor design with safety features enhances longevity.
  • Precision temperature control maintains consistent water temperature.
  • Easy installation process saves time and effort.
  • High-efficiency materials ensure reliable performance.

Cons

  • Requires a natural gas connection, limiting installation locations.
  • Price may be higher than traditional tank water heaters.
  • Not suitable for high-altitude locations above 2000 feet.

The FOGATTI tankless water heater excels in performance with its advanced water servo technology, which allows for precise adjustments in water flow and gas intake. This feature ensures users experience consistent comfort regardless of seasonal temperature changes. The remote control panel adds convenience, allowing users to operate the unit from indoors.

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This product is best suited for families or individuals seeking a reliable, energy-efficient solution for their hot water needs. While it may not be the most budget-friendly option, its long-term savings on energy bills and its robust construction make it a worthy investment. Overall, the FOGATTI Natural Gas Tankless Water Heater Outdoor stands out for its efficiency and reliability, making it an excellent choice for modern households.

To buy this product, click here.

Rheem High Efficiency Outdoor Tankless Water Heater

#4 CHOICE

Rheem RTG-70XLN-3 High Efficiency Non-Condensing Outdoor Tankless Natural Gas Water Heater, 7.0 GPM, Gray

The Rheem RTG-70XLN-3 High Efficiency Non-Condensing Outdoor Tankless Natural Gas Water Heater is designed to provide continuous hot water for households, making it ideal for families or individuals with high hot water demands. Its compact size, measuring significantly smaller than previous models, ensures it fits seamlessly into any outdoor space. The heater is finished in a sleek gray, blending well with various home exteriors, while its durable materials promise longevity and reliability.

This water heater addresses the common problem of running out of hot water during peak usage times, such as when multiple showers or appliances are in use. With a remarkable output of 7.0 gallons per minute (GPM), it delivers ample hot water for simultaneous applications, ensuring comfort and convenience for users.

Pros

  • Continuous hot water supply for multiple applications.
  • Energy-efficient operation, saving on utility bills.
  • Water-saving setting reduces consumption by up to 1,100 gallons annually.
  • Compact design saves space and simplifies installation.
  • Hot-start programming prevents cold water bursts.

Cons

  • Requires professional installation, which may add to overall costs.
  • Higher initial price compared to traditional tank water heaters.

The Rheem RTG-70XLN-3 stands out with its impressive performance and energy efficiency. Its ability to provide hot water on demand makes it perfect for larger households or those who frequently use hot water for showers, dishwashing, and laundry simultaneously. The innovative hot-start programming feature enhances usability by eliminating the frustration of unexpected cold water bursts.

This water heater is best suited for homeowners looking to optimize their hot water supply while reducing energy costs. Although the initial investment is higher than conventional models, the long-term savings and convenience make it a worthwhile choice. Overall, the Rheem RTG-70XLN-3 is an excellent solution for anyone seeking a reliable, efficient, and space-saving water heating option.

To buy this product, click here.

Rinnai V53DeN Outdoor Natural Gas Water Heater

#5 CHOICE

Rinnai V53DeN Natural Gas Tankless Water Heater - 5.3 GPM, Outdoor Installation

The Rinnai V53DeN Natural Gas Tankless Water Heater is designed to provide unlimited hot water for your family, making it ideal for homeowners who value convenience and efficiency. With a flow rate of 5.3 GPM, this unit can effectively serve up to four appliances simultaneously, ensuring that you never have to endure a cold shower again. Its compact outdoor installation design makes it suitable for modern homes, particularly for families and new homeowners looking to maximize space without sacrificing performance.

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This tankless water heater boasts key specifications including a durable construction that features a 10-year warranty on the heat exchanger, ensuring long-lasting performance. The compact size allows for easy installation in tight spaces, while the natural gas fuel source enhances energy efficiency by heating water only when needed. This not only conserves energy but also helps in reducing utility bills, making it an eco-friendly choice for energy-conscious users.

Pros

  • Unlimited hot water supply, eliminating cold showers.
  • Energy-efficient design saves on utility costs.
  • Durable construction with a 10-year warranty for peace of mind.
  • Compact and space-saving, ideal for modern homes.
  • User-friendly installation process with professional recommendations available.

Cons

  • Initial installation costs may be higher compared to traditional water heaters.
  • Requires natural gas, limiting options for some users.
  • Professional installation is recommended, which may add to overall costs.

The performance of the Rinnai V53DeN is impressive, providing consistent hot water flow without interruptions. Its standout features, such as energy efficiency and compact design, cater to families who need reliable hot water without taking up much space. While the initial investment might be higher, the long-term savings on energy bills and the convenience of endless hot water make it a worthwhile choice. This product is best suited for families and households that frequently use hot water across multiple appliances.

In summary, the Rinnai V53DeN Natural Gas Tankless Water Heater is an excellent option for those seeking a reliable, efficient, and space-saving solution for their hot water needs.

To buy this product, click here.

Faq about natural gas outdoor tankless water heater:

1: What is a natural gas outdoor tankless water heater?

A natural gas outdoor tankless water heater heats water on demand without a storage tank, using natural gas as fuel. It’s designed for outdoor installation.

2: What are the benefits of using a tankless water heater?

Benefits include endless hot water, energy efficiency, space-saving design, and lower utility bills compared to traditional tank heaters.

3: How does installation differ from traditional water heaters?

Installation is simpler as it requires less space and does not need a large tank. It typically involves connecting to gas and water lines and venting.

4: Are outdoor tankless water heaters weather-resistant?

Yes, they are designed to withstand outdoor elements, but proper installation and protection from extreme weather are recommended.

5: How do I maintain my natural gas outdoor tankless water heater?

Regular maintenance includes descaling to prevent mineral buildup, checking gas connections, and ensuring proper ventilation.

6: What is the lifespan of a tankless water heater?

With proper maintenance, a natural gas outdoor tankless water heater can last 20 years or more, significantly longer than traditional models.

Conclusion

Rinnai Natural Gas Tankless Water Heater exemplifies efficiency and reliability, offering instantaneous hot water while minimizing energy consumption. Its advanced technology ensures optimal performance, making it a favored choice among discerning homeowners.

Conversely, the FOGATTI Outdoor Natural Gas Tankless Water Heater stands out for its user-friendly design and exceptional durability, catering to diverse outdoor settings. Both products deliver remarkable benefits, enhancing convenience and sustainability in modern living.

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