Top 9 Propane Tankless Water Heaters for High Altitude in 2024

Steve Donaldson Master HVAC technician
Steve Donaldson
Master HVAC technician at Quality Comfort Home Services

I am Steve Donaldson, a Master HVAC technician with a rich background in addressing heating issues, especially when it comes to various types of water heaters. Leveraging my extensive expertise, I offer insights and advice to help individuals maintain a warm and secure home environment. Reach out to me at steve.donaldson@tedreviews.com for valuable tips from a seasoned professional in the industry.

Steve Donaldson Master HVAC technician
Steve Donaldson
Master HVAC technician at Quality Comfort Home Services

I am Steve Donaldson, a Master HVAC technician with a rich background in addressing heating issues, especially when it comes to various types of water heaters. Leveraging my extensive expertise, I offer insights and advice to help individuals maintain a warm and secure home environment. Reach out to me at steve.donaldson@tedreviews.com for valuable tips from a seasoned professional in the industry.

Hey there! Looking for the best propane tankless water heaters for high altitude in 2024? Well, you're in luck! In this post, I've rounded up the top 9 options that are sure to meet your needs and provide you with hot water, even at higher elevations. So, let's dive in and find the perfect tankless water heater for your high altitude home!

1
Fogatti RV Tankless Water Heater - Gen 2
✯ Highly recommended! ✯
BUY NOW Amazon.com
8.7
2
Propane Tankless Water Heater, 4.21GPM Indoor
Overall, highly recommended
BUY NOW Amazon.com
7.8
3
GASLAND Outdoors Propane Tankless Water Heater
Conclusion: Proceed with caution
BUY NOW Amazon.com
7.9
4
Portable Gas Tankless Water Heater
Overall Verdict: Mixed
BUY NOW Amazon.com
7.8
1

Fogatti RV Tankless Water Heater – Gen 2

 in stock
Amazon.com
8.7
Highly recommended!
The FOGATTI RV Tankless Water Heater, 2.9 GPM, Gen 2, 12V with Black Door and Remote Controller, 55,000 BTU, InstaShower 8 Plus is highly recommended for high altitude use, ships quickly, is well-packaged, easy to install, and performs flawlessly at high elevations. The only drawbacks are that the instructions could be improved and an optional door for specific applications needs to be purchased separately.
Efficient and Reliable
  • Recommended for high altitude use
  • Quick shipping
  • Well-packaged
  • Easy installation
  • Ability to flush mount the controller
  • Performs flawlessly at high elevations
Cons
  • Drawbacks:
  • Instructions could be improved (grammar, sentence structure, missing words)
  • Optional door for specific application had to be purchased separately

The FOGATTI RV Tankless Water Heater, 2.9 GPM, Gen 2, 12V with Black Door and Remote Controller, 55,000 BTU, InstaShower 8 Plus, is an excellent choice for RVers looking for a reliable and high-performance water heater. With its high altitude suitability mode, this water heater can smoothly operate even at high elevations like the Denver plateau at 9800 feet. The staged combustion technology ensures that the water doesn't get too hot during the summer, providing a safe and comfortable experience. The installation process is straightforward, and the quality of the product is outstanding, according to users who have tested it extensively. It also comes with a remote controller and a black door for added convenience and aesthetics. Overall, it is a top-notch water heater that is ideal for everyday use in RVs.

Efficient and Powerful Heating Solution
  • High altitude suitability mode
  • Staged combustion technology
  • 2.9 GPM flow rate
  • 55,000 BTU heating capacity
  • InstaShower 8 Plus
  • Remote controller
2

Propane Tankless Water Heater, 4.21GPM Indoor

 in stock
Amazon.com
8.4
Overall, highly recommended
The Tankless Water Heater Propane is an excellent choice for those looking for instant hot water on demand. With its steady temperature control and multiple safety protections, you can enjoy a comfortable and worry-free hot water experience. Its high hot water output of 4.21 gallons per minute makes it suitable for larger households or commercial settings. However, there have been some reported issues with factory defects or bad sensors, as well as potential delivery issues and delays in receiving replacement units.
Efficient and Compact
  • Tankless water heater provides instant hot water on demand
  • Steady temperature control ensures a comfortable and consistent hot water experience
  • Multiple safety protections offer peace of mind for worry-free operation
  • High hot water output of 4.21 gallons per minute meets the needs of larger households or commercial settings
Drawbacks
  • Possible factory defect or bad sensor leading to heating issues
  • Delivery issues and potential delays in receiving a replacement unit

The Tankless Water Heater Propane is a reliable and efficient option for ensuring a constant supply of hot water in your home. With its steady temperature control and multiple safety features including flame failure, anti-freezing, and over heating protection, you can have peace of mind while enjoying a hot shower or doing the dishes. It only requires 3.6 PSI of water pressure and can output 4.21 gallons of hot water per minute. With its easy installation process and comprehensive package, you'll have everything you need to replace your old water heater and enjoy the benefits of instant hot water.

Explore further:  Top 6 Electric Water Heaters for Radiant Floor Heat: Your Ultimate Guide
Efficient and Convenient Hot Water
  • Tankless water heater
  • Steady temperature control
  • Multiple safety protections
  • 4.21 gallons per minute hot water output
  • Propane gas fueled
  • Fahrenheit digital display
3

GASLAND Outdoors Propane Tankless Water Heater

 in stock
Amazon.com
7.9
Conclusion: Proceed with caution
The GASLAND Outdoors Propane Tankless Water Heater is a portable and easy-to-install solution that provides instant hot water without the need for preheating. With its overheating protection feature, it ensures safety during use. However, some customers have reported quality issues and there may be concerns with customer support.
Efficient and Convenient
  • Portable and easy to install
  • Overheating protection for added safety
  • Provides instant hot water
Disadvantages
  • Quality issues reported by some customers
  • Customer support may not be satisfactory for all users

The Propane Tankless Water Heater from GASLAND Outdoors is a portable and convenient solution for getting instant hot water wherever you are. With a maximum power output of 41,000btu/hour, you can enjoy endless hot water without the need for preheating. The low water pressure start-up ensures a smooth flow of water with your desired temperature. It's perfect for camping trips and outdoor activities like dog washing. While there have been some issues with the product's quality and customer support, many users have found it to be a reliable and efficient option for their hot water needs.

Efficient and Compact Heating Solution
  • On-demand hot water
  • Maximum power output of 41,000btu/hour
  • No need to preheat before using
  • Low water pressure start-up
  • Overheating protection
  • Easy to install
4

Portable Gas Tankless Water Heater

$165.99  in stock
Amazon.com
as of April 19, 2024 4:35 pm
7.8
Overall Verdict: Mixed
The Tankless Water Heater 4.21GPM is a portable and lightweight propane water heater that provides instant hot water. It offers temperature control and is versatile for a variety of projects. However, some users have reported lower quality and the need for extra parts and batteries to operate, which may not be clearly mentioned.
Efficient and Convenient
  • Instant hot water
  • Portable and lightweight
  • Temperature control
  • Versatile for a variety of projects
Limitations
  • Quality seems to be on the lower end
  • Requires extra parts and batteries to run, which may not be clearly mentioned

The Tankless Water Heater 4.21GPM 16L Outdoor Portable GasHot Water Heater is a premium water heater that offers safety and convenience. With CSA Approved Regulator and multiple safety protections, such as flame failure device, anti-freezing protection, and over-heating protection, this water heater ensures a safe and reliable operation. It only requires 3.6PSI of water pressure and can output 4.21 gallons of hot water per minute. The digital display allows for easy temperature control, and the compact design makes it portable and perfect for camping trips, boat cabins, and other outdoor activities.

Efficient and Convenient Hot Water
  • CSA Approved Regulator
  • Flame failure device
  • Anti-freezing protection
  • Over heating protection
  • Requires only 3.6PSI water pressure
  • Output of 4.21 gallons of hot water per minute
$165.99
in stock
as of April 19, 2024 4:35 pm
Amazon.com
5

TCFUNDY 18L Tankless Propane Water Heater

 in stock
Amazon.com
7.8
Inefficient installation process
The TCFUNDY 18L Tankless Water Heater Propane Gas is an efficient and reliable water heater with adjustable temperature settings, making it a great choice for those looking for hot water on demand. However, some users found the installation process difficult and the instructions not very helpful.
Efficient and Compact
  • Efficient propane usage
  • Adjustable temperature settings
  • Reliable performance
Cons
  • Difficult installation process
  • Instructions not helpful

The TCFUNDY 18L Tankless Water Heater Propane Gas is a compact and energy-efficient water heater that is perfect for saving space in your home. With its LCD screen, digital temperature display, and touch screen control, it is easy to adjust the settings to your desired temperature. There are also three modes to choose from, including eco mode, common mode, and tub mode, giving you flexibility in how you use the heater. While some customers have mentioned that the installation process can be a bit tricky and the instructions are not very helpful, others have praised the performance of the heater, particularly its ability to heat water to your desired temperature. Overall, this tankless water heater is a reliable and efficient option for your hot water needs.

Explore further:  Top 7 Indoor Propane Heaters for Power Outages
Efficient and Compact Heating Solution
  • 18L Tankless Water Heater
  • Digital Display with Touch Screen Control
  • 3 Modes: Eco mode, Common mode, Tub
  • Energy Efficient
  • Compact Design
  • Overheating Protection
6

Takagi T-H3-DV-N Gas Tankless Water Heater

$1,369.00
Amazon.com
as of April 19, 2024 4:35 pm
7.5
Reliable and efficient
The Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater is a compact and space-saving unit that provides endless hot water on-demand. With a high flow rate of 10 gallons per minute and the ability to heat water to high temperatures, it offers energy conservation and easy installation, making it a great choice for anyone looking to upgrade their water heating system. However, it's important to note that it requires a drain nearby for condensate discharge and may require a minimum flow rate for continuous heating. Overall, the Takagi T-H3-DV-N is a reliable and efficient option with numerous benefits.
Efficiency and Convenience
  • High flow rate of 10 gallons per minute
  • Condensing unit for improved efficiency
  • Ability to heat water to high temperatures
  • Easy installation process
  • Longer lifespan compared to tank water heaters
Disadvantages
  • Drawbacks:
  • Requires a drain nearby for condensate discharge
  • May require a minimum flow rate for continuous heating

The Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater is a versatile and efficient option for both residential and commercial applications. With its commercial grade copper alloy heat exchanger tubing, it can handle heavier residential usage such as space heating or domestic recirculation systems. It is also compliant with Ultra-Low NOx regulations and can operate at altitudes up to 10,100 ft. With a gas input of 199,000 BTU, this tankless water heater can provide enough hot water for four bathrooms in warmer climates or three baths in colder climates. Its computerized safety features and lack of a pilot light make it a worry-free choice.

Efficient and Powerful Heating Solution
  • Endless hot water
  • On-demand usage
  • Compact and space-saving
  • Energy conservation
  • Computerized safety features
  • No pilot light to worry about
7

Propane Tankless Water Heater – Indoor, 3.18 GPM

$229.99
$209.99
 in stock
Amazon.com
as of April 19, 2024 4:35 pm
7.5
The Tankless Water Heater Propane is a convenient and efficient option for those in need of instant hot water. With its tankless design and multi-protection system, it offers both space-saving convenience and added safety. However, the installation instructions could be more informative and the unit may be too large for small bathrooms.
Efficient and Convenient
  • Instant hot water
  • Tankless design for space-saving convenience
  • Multi-protection system for added safety
Limitations
  • Installation instructions could be more informative
  • The size of the unit may be a little large for small bathrooms

This Tankless Water Heater Propane is a reliable and efficient option for providing instant hot water in your indoor space. With a steady temperature control and multiple safety protections like a flame failure device, anti-freezing protection, and over heating protection, this water heater ensures a safe and worry-free experience. It only requires 3.6 PSI of water pressure and can output 3.18 gallons of hot water per minute. The Fahrenheit digital display makes it easy to monitor and adjust the temperature. Its compact design and black finish add a sleek touch to any setting.

Efficient and Compact Heating Solution
  • Tankless design for instant hot water
  • Propane-powered for convenience
  • Fahrenheit digital display for easy temperature control
  • Multi-protection system for enhanced safety
  • Steady temperature control for consistent hot water
  • Output of 3.18 gallons of hot water per minute
8

Portable Gas Tankless Water Heater

$189.99
$179.99
 in stock
Amazon.com
as of April 19, 2024 4:35 pm
7.3
In summary, “Portable & Efficient
The Tankless Water Heater 5.26GPM 20L is a portable and efficient propane water heater perfect for camping trips and boat cabins. With its multi-protection features and digital display, it provides safe and easy-to-monitor heating performance. However, be aware that replacement parts may be limited and the shower head quality could be improved.
Efficient and Convenient
Limitations
  • Limited availability of replacement parts
  • Shower head quality is not ideal

The Tankless Water Heater 5.26GPM 20L Outdoor Portable GasHot Water Heater is a premium water heater with multiple safety features, including flame failure device, anti-freezing protection, and over heating protection. With just 3.6PSI of water pressure, it can output 5.26 gallons of hot water per minute. The digital display allows for easy temperature control, and customers love the convenience it provides for camping trips, boat cabins, and outdoor use. Although some customers had minor issues during installation and experienced a few quality concerns, the seller provided exceptional customer service, offering a full refund. Overall, it is a reliable and efficient water heater for those in need of instant hot water on the go.

Efficient and Convenient Water Heating
  • CSA Approved Regulator
  • Flame failure device
  • Anti-freezing protection
  • Over heating protection
  • Digital Display
  • Portable
$179.99
$189.99
in stock
as of April 19, 2024 4:35 pm
Amazon.com
9

Camplux CA528 Indoor Propane Tankless Water Heater

 in stock
Amazon.com
7.1
The Propane Tankless Water Heater Indoor by Camplux CA528 is a great choice for those looking for endless hot water flow, energy efficiency, and a space-saving design. However, some users have reported inconsistent hot water temperature and occasional issues that may require troubleshooting or replacement.
Benefits of Camplux CA528
  • Endless hot water flow
  • Energy-efficient
  • Space-saving design
Cons
  • Inconsistent hot water temperature
  • Some units may require troubleshooting or replacement

The Propane Tankless Water Heater Indoor, Camplux CA528, is an excellent choice for those looking for endless hot water and energy efficiency. With no need to wait for preheating and limited use of hot water like traditional tank water heaters, you can enjoy a continuous flow of hot water throughout your home. This indoor water heater is suitable for 2-3 outlets, making it perfect for the whole family. While there have been a few reported issues with the unit, the manufacturer, Camplux, has shown great customer support by troubleshooting and promptly replacing faulty units. Overall, this propane tankless water heater provides a convenient and efficient solution for your hot water needs.

Efficient and Convenient Heating
  • Endless hot water flow
  • No need for preheating
  • Suitable for 2-3 outlets
  • Energy-efficient
  • Space-saving design
Steve Donaldson Master HVAC technician
Steve DonaldsonMaster HVAC technician at Quality Comfort Home Services

I am Steve Donaldson, a Master HVAC technician with a rich background in addressing heating issues, especially when it comes to various types of water heaters. Leveraging my extensive expertise, I offer insights and advice to help individuals maintain a warm and secure home environment. Reach out to me at steve.donaldson@tedreviews.com for valuable tips from a seasoned professional in the industry.

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14 Comments
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  1. Thank you for putting together this roundup! It’s helpful to have all the options listed in one place. I’m considering the Propane Tankless Water Heater – Indoor, 3.18 GPM for my home. It seems like a reliable choice.

    • You’re welcome! We’re glad you found the roundup helpful. The Propane Tankless Water Heater – Indoor, 3.18 GPM is a good option, offering a balance between performance and affordability.

  2. I’m interested in the Fogatti RV Tankless Water Heater – Gen 2. Can you provide more information about its pricing and value compared to the other options?

  3. I recently installed the GASLAND Outdoors Propane Tankless Water Heater in my cabin in the mountains, and I’m impressed with its performance. It provides hot water quickly, even at high altitudes. Highly recommended!

    • Thank you for sharing your positive experience with the GASLAND Outdoors Propane Tankless Water Heater. It’s great to hear that it performed well in your high altitude cabin!

  4. Could you provide more details about the warranty offered by the TCFUNDY 18L Tankless Propane Water Heater? Warranty coverage is an important factor for me when choosing a product.

    • The TCFUNDY 18L Tankless Propane Water Heater comes with a 2-year warranty on parts and a 5-year warranty on the heat exchanger. It provides a reasonable coverage for potential issues that may arise.

  5. Based on my household’s needs, I’m looking for a propane tankless water heater with a higher flow rate. Can you recommend one that can handle around 5 GPM?

    • For a higher flow rate, you can consider the Rinnai RL94iP Propane Tankless Water Heater. It has a maximum flow rate of 5.5 GPM and is suitable for households with higher hot water demands.

  6. The Fogatti RV Tankless Water Heater – Gen 2 is priced at $399 and offers great value for its features. It has a compact design, high energy efficiency, and a maximum flow rate of 3.2 GPM. It’s a reliable option for high altitude areas.

  7. As someone living in a high altitude area, I can attest to the benefits of a propane tankless water heater. It provides consistent hot water without the worry of running out. These options seem great, especially the Takagi T-H3-DV-N. It has excellent performance and durability.

    • Thank you for sharing your experience! The Takagi T-H3-DV-N is indeed a reliable choice for high altitude areas. Its advanced features make it a top contender in the market.

  8. I’ve been researching propane tankless water heaters for high altitude and came across the Rheem RTGH-95DVLN. It seems to have good reviews and performance. Can you consider including it in the list?

    • Thank you for your suggestion! The Rheem RTGH-95DVLN is indeed a popular choice. We will consider it for future roundups.

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