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Best Propane Tankless Water Heater For High Altitude (20Updated)

If you’re looking for a reliable and energy-efficient way to heat water in high altitude areas, then you might want to consider a propane tankless water heater. These heaters are designed to provide hot water on demand and can help you save money on your energy bills. But before you make a purchase, there are a few factors to consider.

First and foremost, it’s important to choose a propane tankless water heater that is designed for high altitude use. This will ensure that the heater is able to operate efficiently at higher elevations and that it will provide consistent hot water regardless of the altitude.

Additionally, you’ll want to consider the size and capacity of the water heater. Think about how many people will be using hot water in your home and how much hot water you typically use during the course of a day. This will help you choose a propane tankless water heater that is able to meet your specific needs.

Still not sure if a propane tankless water heater is right for you? Ask yourself some questions like: Do you want to save money on your energy bills? Are you tired of waiting for hot water to come out of the tap? Do you want to reduce your carbon footprint? If you answered yes to any of these questions, then a propane tankless water heater might be the perfect solution for your home.

10 Best Propane Tankless Water Heater For High Altitude

# Product Image Product Name Product Notes Check Price
1
Ideal for providing on-demand hot water in indoor spaces and saving energy by using a tankless, condensing propane system.
2
Ideal for regulating propane gas flow in dual fuel generators, RV appliances, gas stoves and other propane-powered equipment.
3
The product is ideal for providing instant hot water for indoor use with a high flow rate and BTU output.
4
Ideal for residential use as a tankless water heater, providing hot water for multiple points of use.
5
The product is ideal for heating outdoor swimming pools using natural gas fuel, with digital electronic ignition for automation.
6
This product is ideal for regulating propane gas for use with gas grills, RVs, propane heaters, and tanks weighing 20-100lbs.
7
Ideal for regulating propane gas flow and connecting tanks to grills, heaters, fire pits, generators, stoves, and ranges.
8
This product is ideal for outdoor installation and providing up to 6.5 gallons per minute of hot water.
9
Ideal for providing hot water on demand in indoor locations using propane fuel with a high flow rate.
10
The product is ideal for regulating propane gas flow for usage with RVs, grills, gas stoves, and ranges.
Ideal for providing on-demand hot water in indoor spaces and saving energy by using a tankless, condensing propane system.
Ideal for regulating propane gas flow in dual fuel generators, RV appliances, gas stoves and other propane-powered equipment.
The product is ideal for providing instant hot water for indoor use with a high flow rate and BTU output.
Ideal for residential use as a tankless water heater, providing hot water for multiple points of use.
The product is ideal for heating outdoor swimming pools using natural gas fuel, with digital electronic ignition for automation.
This product is ideal for regulating propane gas for use with gas grills, RVs, propane heaters, and tanks weighing 20-100lbs.
Ideal for regulating propane gas flow and connecting tanks to grills, heaters, fire pits, generators, stoves, and ranges.
This product is ideal for outdoor installation and providing up to 6.5 gallons per minute of hot water.
Ideal for providing hot water on demand in indoor locations using propane fuel with a high flow rate.
The product is ideal for regulating propane gas flow for usage with RVs, grills, gas stoves, and ranges.

1. Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater 6.8 Gpm – Rtgh-68dvlp-2

The tankless water heater provides hot water instantly without any waiting time. It also eliminates the wastage of water. The unit is designed to be energy-efficient and cost-effective, making it a great choice for those who want to save on their energy bills. The compact design of the heater makes it perfect for replacing a traditional tank. The unit is only for indoor use.

In addition to being energy-efficient, the tankless water heater has a water and gas leak detection system that automatically shuts down the unit and displays an error code. This feature ensures that the unit is safe to use and prevents any accidents. With this tankless water heater, you can enjoy hot water without any worries about leaks or wastage.

Pros

  • Provides hot water without any waiting time
  • Eliminates wastage of water
  • Energy-efficient and cost-effective
  • Compact design saves space
  • Water and gas leak detection system ensures safety

Cons

  • – Only for indoor use

2. Dual Fuel Regulator For Gas Appliances.

The Constant Output two-stage regulator is an excellent product that stabilizes the flow of gas output much better than a single regulator. It has an outlet pressure of 11 inches of water column, ensuring a safe, constant and reliable gas supply. This product is perfect for all brands and models of QCC1/Type1 connections, with 3/8 inches inner flaring connectors, making it applicable to RV appliances, gas generators, gas grills, gas stoves/stovetops, fire pits, propane fireplaces, water heaters, and many more.

Installing this two-stage regulator is easy and hassle-free. It comes with a user-friendly design that you can install without any professional assistance. You can simply follow the installation manual that comes with the regulator to install it in minutes. Moreover, this product has a high-quality, hundred percent solid brass that provides a secure and sealed connection between the application and the container. This ensures that no gas is leaked, making it safe and secure to use.

This two-stage regulator and hose set has gone through rigorous testing and has been certified for safety. It has excess flow protection that allows the gas to shut off automatically if the hose or the regulator gets damaged accidentally. It avoids any mishap and ensures the safety of the user while using it. Hence, it is the best product for all your gas supply needs.

Pros

  • Stabilizes the flow of gas output better than single regulators.
  • Suitable for all brands and models of QCC1/Type1 connections.
  • Easy and hassle-free installation that requires no professional assistance.
  • High-quality, 100% solid brass provides a secure, sealed connection between the application and the container.
  • Certified for safety with excess flow protection.

3. Instagas 170 Instant Hot Water Heater

The FOGATTI tankless water heater is an excellent choice for households looking for a reliable and efficient water heating system. It has a high heating capacity of 170,000 BTU and can provide a maximum of 7.5 gallons per minute, making it suitable for 3-4 outlet points. With a UEF over 0.81, it has a high energy conversion rate that effectively reduces energy loss. The built-in forced exhaust fan at the bottom ensures stable combustion and eliminates the influence of external wind, making it safe and durable. The compact design makes it easy to install and suitable for any home. It is CSA certified in the United States and Canada, ensuring its excellent quality. FOGATTI offers a 30-day replacement and a 5-year warranty on the heat exchanger and a 2-year warranty on other parts. However, it is recommended that all installations be done by a licensed professional and according to the local building and plumbing codes of the installation location.

Pros

  • High heating capacity of 170,000 BTU
  • Maximum 7.5 GPM provides unlimited hot water for 3-4 outlet points
  • UEF over 0.81 reduces energy loss
  • Built-in forced exhaust fan ensures stable combustion and eliminates external wind
  • Compact design for easy installation
  • CSA certified in the United States and Canada
  • 5-year warranty on the heat exchanger and 2-year warranty on other parts

Cons

  • – Installation must be done by a licensed professional according to local building and plumbing codes
  • – Labor costs may apply after 30 days

4. Propane Tankless Water Heater: High Efficiency

The LED Touch Screen Computerized Safety water heater is CSA certified and UL listed, ensuring its safety and reliability. The flow activation feature ensures that the unit is only operating when needed, saving energy and money. The oxygen-free copper heat exchanger and stainless steel venting exhaust provide efficient and long-lasting performance. The unit also includes anti-freeze protection, which prevents freezing during cold weather, making it suitable for use in a variety of environments. The DOE rating ensures that this unit meets energy efficiency guidelines for optimal performance and cost savings.

Overall, this water heater is a reliable and efficient choice for any home, with advanced safety features and energy-saving technology that will provide long-lasting performance and cost savings.

Pros

  • CSA certified and UL listed for safety and reliability
  • Flow activation saves energy and money
  • Oxygen-free copper heat exchanger and stainless steel venting exhaust provide efficient and long-lasting performance
  • Anti-freeze protection prevents freezing during cold weather
  • DOE rated for optimal energy efficiency and cost savings

5. Raypak 266,000 Btu Digital Electronic Ignition Natural Gas Pool Heater

The P-R266A-EN-C model by this manufacturer is a highly efficient and versatile heating solution, designed to withstand various weather conditions. It is a perfect fit for environments that require efficiency, convenience, and flexibility.

This heater features intermittent spark ignition pilot safety controls, which ensures that the pilot only comes on when there is a call for heat. This feature not only saves energy but also increases the lifespan of the heater.

The P-R266A-EN-C model is made of space-age materials, which means that it does not retain residual heat after it is turned off. This feature allows it to be installed without the use of costly metal heat sinks.

The part number for this model is 009217, and the model number is P-R266A-EN-C. However, please note that this item cannot be shipped to the state of California due to state regulations.

Pros

  • Efficient and versatile heating solution
  • Designed to withstand various weather conditions
  • Intermittent spark ignition pilot safety controls
  • Space-age material ensures the heater won't retain residual heat after it is turned off
  • No need for costly metal heat sinks

Cons

  • – Cannot be shipped to California due to state regulations

6. Propaneflow Dual-Stage Regulator For All Applications.

Upgrade your propane tank regulator with this newly improved 2 stage regulator. It ensures that the propane inlet pressure flowing into the first and second stages is consistent, providing a safer and more reliable use. The dual propane pressure gauge also detects leakage and reads the propane oil level, giving you an extra level of safety.

This propane regulator is made with 100% solid brass to ensure a secure and sealed connection between your application equipment and propane tank, preventing gas leakage. It has a maximum BTU capacity of 16,000 BTU/Hr and is suitable for various applications such as gas grills, RVs, generators, stoves, heating boilers, burners, propane fireplaces, water heaters, and more.

Installation is made easy with this two-stage propane regulator. It can be connected to the tank without tools using a standard P.O.L tank connection. The regulator also has overcurrent protection and will automatically shut down in case of any operation errors that may cause danger to ensure safety and durability. It is perfect for family BBQs or outdoor travels as it is easy to disassemble, move, and place.

This product is backed by a one-year warranty service to guarantee your satisfaction. If you have any questions or concerns, you can contact the seller for timely assistance.

Pros

  • Upgraded 2 stage regulator ensures consistent propane inlet pressure for safer use
  • Dual propane pressure gauge detects leakage and reads propane oil level for extra safety
  • Made with 100% solid brass for a secure and sealed connection, preventing gas leakage
  • Maximum BTU capacity of 16,000 BTU/Hr, suitable for various applications
  • Easy installation with standard P.O.L tank connection and overcurrent protection for added safety
  • Easy to disassemble, move, and place for family BBQs or outdoor travels
  • Comes with a one-year warranty service for customer satisfaction

7. Azdele Propane Regulator Kit – Upgrade Your Grill!

The Two-Stage Regulator is designed to provide a consistent inlet pressure between the first and second stage, ensuring a smoother and greater propane gas flow to the appliances. It is the perfect replacement for a single stage regulator. With an upgraded design, the problem of gas leakage has been solved.

This 2-stage propane regulator comes with a gauge that allows you to easily monitor the gas pressure. It is a great addition to the regulator hose.

The inlet of the Two-Stage Regulator features a standard P.O.L. tank connection with a BTU capacity of 150,000 BTU/hr. The outlet has an inside 3/8 inch flare fitting and an outside diameter of 5/8 inches. The regulator hose is 10ft long, making it compatible with a variety of appliances such as RVs, grills, heaters, fire pits, gas generators, gas stoves, propane fireplaces, and more.

Made of high-quality rubber, the 10ft propane regulator hose features connectors that are made of 100% heavy-duty solid brass, providing a secure and sealed connection. It complies with CSA certification, ensuring its quality and safety.

The Two-Stage Regulator comes with a one-year warranty, demonstrating the manufacturer's confidence in their product. If you are not satisfied with the product, you can receive a full refund or a free replacement conditionally.

Pros

  • Provides a consistent inlet pressure between the first and second stage, ensuring a smoother and greater propane gas flow to the appliances
  • Upgraded design solves the problem of gas leakage
  • Comes with a gauge that allows you to easily monitor the gas pressure
  • The 10ft propane regulator hose is compatible with a variety of appliances
  • Connectors are made of 100% heavy-duty solid brass, providing a secure and sealed connection
  • Complies with CSA certification, ensuring its quality and safety
  • Comes with a one-year warranty

8. Rinnai V65ep Non-Condensing Propane Tankless Water Heater, Outdoor Installation, Up To 6.5 Gpm

The Rinnai RE160eP model is the latest in non-condensing technology that provides a cleaner layout, speeds up service and installation, and conserves energy. This tankless hot water heater is propane-powered and heats water only when necessary, which saves energy and reduces utility bills. The compact size of this heater, which is only the size of a small suitcase, makes it easy to install in a wide variety of spaces. It can provide up to 6.5 gallons per minute, which is enough to power five fixtures at once, ensuring that you never run out of hot water.

The Rinnai RE160eP model has an enhanced scale detection feature that helps prevent serious, long-term damage to the unit, making it durable and long-lasting. The heater comes with a 15-year residential guarantee for the heat exchanger, a 5-year guarantee for labor, and a 1-year guarantee for parts, giving you peace of mind. Additionally, the Controlr module offers WiFi control, letting you manage your water heater remotely (not included).

It is important to note that professional installation is recommended for this tankless hot water heater. You can visit the Find a Rinnai PRO page on the Rinnai website to locate a qualified technician in your area to install your tankless water heater. Rinnai does not recommend installing a water heater without a technician. To find the right tankless water heater for your home, you can check the product guides, manuals, energy guide, warranty information, videos, and tables available on the Rinnai website. You can also check their Ground Water Temperature Map to see if this heater is optimal for your region.

Pros

  • Compact size and non-condensing technology saves space and energy
  • Provides up to 6.5 gallons per minute, enough for five fixtures at once
  • Enhanced scale detection feature prevents serious, long-term damage to the unit
  • Comes with a 15-year warranty for the heat exchanger, a 5-year warranty for labor, and a 1-year warranty for parts
  • Controlr module offers WiFi control for remote management

Cons

  • – Professional installation is recommended

9. Propane On Demand Hot Water Heater

The Camplux 3.18 GPM propane tankless water heater is a reliable and efficient solution for delivering continuous hot water on demand. With a flow rate of 3.18 gallons per minute, this heater is designed to provide constant hot water for 2-3 persons throughout the entire house. It is activated by water flow rather than water pressure, with a minimum activation water capacity rate of 0.65 GPM and a maximum input rating of 82,000 BTUs. The water connection location/size is at the bottom with a 0.5-inch NPT.

Installation is made easy with the standard 1/2" NPT water fitting and gas inlet. The heater comes with a 2.3" horizontal vent pipe that allows for quick and convenient installation in small cabins, remote apartments or the whole home. For perfect indoor use, a S/S wall thimble-WT236 is recommended. A gas regulator (Camplux model KR-106A) and a 5/8" NPT male to 1/2" BSP female gas connector adapter is required to connect the water heater to a propane tank.

The tankless hot water heater has a trendy and modern design with a unique black glassy front panel. It is easy to control the water temperature with the LED touchscreen, which offers Fahrenheit and Celsius switch options. The compact size of the heater saves more space than traditional tanks.

The propane instant hot water heater features an oxygen-free copper heat exchanger and a V-type stainless steel burner, providing high heating efficiency of up to 89.98%. Additionally, the 90° wind isolation design ensures that the tankless propane water heater can anti-backflow wind in high floors, and the S/S 2.36" vent pipe exhausts harmful gases quickly.

The 6-in-1 protection ensures your safety, with features such as dry combustion, flame failure device, anti-freezing protection, and over-heating protection. The fully automatic temperature controls have an energy-saving mode and child lock technology.

Please note that the standby electric power of the product is 2W, and the working electric power of the product is 42W. The propane gas input pressure is 0.4psi, and there is a pressure relief valve at the water inlet of the water heater. It is necessary to manually unscrew the pressure relief valve to drain the water inside the machine in time after using the machine to avoid freezing and blowing up when the temperature is lower than 32°F in winter.

Pros

  • Provides constant hot water for 2-3 persons throughout the entire house
  • High heating efficiency of up to 89.98%
  • 6-in-1 protection ensures safety
  • Easy to control water temperature with LED touchscreen
  • Compact size saves space compared to traditional tanks
  • Trendy and modern design with a unique black glassy front panel

Cons

  • – Requires a gas regulator and adapter to connect to a propane tank
  • – Manual draining of the pressure relief valve is necessary to avoid freezing and blowing up in winter

10. Gaspro 10ft Propane Regulator Hose – Versatile Solution

This propane gas regulator comes with a standard connector, featuring a restricted flow soft nose P.O.L. and handwheel, which can be connected to a 3/8" female flare and a 5/16" diameter LP hose. It is designed with integral first and second stages to ensure smoother and more consistent flow of propane gas to all gas appliances. The regulator provides 11" WC (1/2psi) low pressure output, with a maximum of 225,000 BTU flow, making it suitable for various gas appliances such as RV appliances, gas grills, gas stoves/ranges, fire pits, propane fireplaces, hot water heaters, and more. The 100% solid brass fitting and durable hose provide a secure connection between the gas appliance and tank, ensuring safety and longevity.

If you're looking for a reliable propane gas regulator that can provide consistent gas flow to your appliances, then this product is a great choice. With its standard connector and high-quality materials, you can be sure that it will fit most gas appliances and provide a secure and safe connection. The integral first and second stages also ensure that the gas flow is consistent and smooth, which is important for optimal performance of your appliances. The regulator is easy to install and use, making it a great addition to your gas appliance setup.

Pros

  • Provides a secure and safe connection between gas appliance and tank
  • Suitable for various gas appliances such as RV appliances, gas grills, gas stoves/ranges, fire pits, propane fireplaces, hot water heaters, and more
  • Features integral first and second stages for consistent and smooth gas flow
  • Made with high-quality materials for durability and longevity
  • Easy to install and use

Best Propane Tankless Water Heater For High Altitude FAQs

Are there any special installation requirements for a propane tankless water heater at high altitudes?

Yes, there are special installation requirements for a propane tankless water heater at high altitudes. This is because the air pressure and oxygen levels at high altitudes are significantly lower than at sea level. As a result, propane combustion can be affected, which can lead to incomplete combustion and the production of carbon monoxide.

To ensure safe and efficient operation of propane tankless water heaters at high altitudes, they must be installed with specific adjustments. These adjustments include changes to the fuel-to-air mixture, the installation of a high-altitude pressure switch, and the use of a special vent pipe. The fuel-to-air mixture adjustment is necessary to compensate for the lower oxygen levels, while the high-altitude pressure switch is essential to prevent the heater from shutting off prematurely due to low gas pressure. The special vent pipe is designed to prevent exhaust gases from being blown back into the house due to the effects of high winds at high altitudes.

It is important to hire a qualified professional to install a propane tankless water heater at high altitudes to ensure that all necessary adjustments are made to ensure safe and efficient operation.

Can a propane tankless water heater be used at high altitudes?

Yes, a propane tankless water heater can be used at high altitudes, but it may require adjustments and modifications to function properly. At higher altitudes, the air pressure is lower, which affects the combustion process in the heater. This can lead to a decrease in the amount of heat produced by the heater and may cause it to shut off automatically.

To ensure that a propane tankless water heater works efficiently at high altitudes, it is important to choose a model that is designed for use in such environments. These models are designed with special features that allow them to operate at high altitudes without any issues. Some of the features that you should look for include a high-altitude pressure switch, an altitude adjustment valve, and a specially designed burner.

If you already have a propane tankless water heater and want to use it at high altitudes, you should consult the manufacturer's instructions and recommendations. You may also need to hire a professional technician to make any necessary adjustments and modifications to the heater to ensure that it works properly.

How does high altitude affect the performance of a propane tankless water heater?

High altitude can have a significant impact on the performance of a propane tankless water heater. The main reason for this is the decrease in air pressure at higher elevations, which can reduce the amount of oxygen available for combustion. Propane gas requires oxygen to burn, and if there isn't enough oxygen, the combustion process will be incomplete, resulting in lower heat output and reduced efficiency.

In addition, the colder temperatures at higher altitudes can also affect the performance of a propane tankless water heater. Propane gas becomes less efficient and less dense in colder temperatures, which can reduce the pressure of the gas in the tank and ultimately affect the flow rate.

To address these issues, propane tankless water heaters designed for use at high altitudes are typically equipped with specialized burners that compensate for the reduced oxygen levels. They also have built-in pressure regulators that can adjust the gas flow to maintain consistent performance regardless of the altitude.

Overall, if you live at a high altitude and are considering a propane tankless water heater, it's important to select a model specifically designed for use at those elevations to ensure optimal performance and efficiency.

What are the best propane tankless water heaters for use at high altitudes?

When it comes to choosing a propane tankless water heater for high altitude areas, there are a few things to consider. First, you need to make sure that the unit can operate efficiently in low oxygen environments. Second, you need to ensure that the heater can maintain a consistent water flow rate even at higher elevations.

Based on these factors, some of the best propane tankless water heaters for high altitudes are the Rheem RTGH-95DVLN, the Rinnai RUC98iN, and the Takagi T-H3-DV-N. These models are designed to work well in areas with elevations up to 9,840 feet above sea level.

The Rheem RTGH-95DVLN is a highly efficient unit with a high flow rate and advanced self-diagnostic system. The Rinnai RUC98iN is another popular option that can provide endless hot water even in extreme conditions. The Takagi T-H3-DV-N is a durable and reliable unit that can handle high altitude environments with ease.

Ultimately, the best propane tankless water heater for high altitudes will depend on your specific needs and budget. Be sure to do your research and choose a unit that is designed to perform well in your particular area.

What is the minimum altitude rating for a propane tankless water heater?

The minimum altitude rating for a propane tankless water heater varies depending on the specific model and brand. Generally, most propane tankless water heaters have an altitude rating of around 6,000 feet above sea level. However, it is important to check the manufacturer's specifications for the specific product you are interested in to ensure it is suitable for your location's altitude.

Altitude affects the combustion process of propane, as the air pressure decreases at higher elevations. This can impact the efficiency and performance of a propane tankless water heater if it is not designed to operate at that altitude.

If you live in a high-altitude location, it is essential to select a propane tankless water heater with the appropriate altitude rating to ensure optimal performance and safety. It is always recommended to consult with a licensed professional plumber or HVAC technician to determine the best propane tankless water heater for your specific needs and location.

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