Are you planning for a trip and need the best outdoor tankless water heater in 2022 to ensure warm water during the whole journey? A tankless water heater is an advanced appliance that provides on-demand warm water within no time. Going for a trip or other outdoor activity with a continuous supply of warm water makes your moments happier.
When no one has time to wait on these short days, tankless water effectively plays its role. These units have shrieked during the time of the hot water production. All has become possible by the smart mind of manufacturers with similar sharp technology.
At a Glance:
We have selected the best outdoor tankless water heater to complete the preparation for your trip. All the discussed products are good to use and have a good name in the market.
- Our Recomendation for Best Outdoor Tankless Water Heaters
- 1. Rinnai RL94eN Tankless Hot Water Heater
- 2. Eccotemp 20H Tankless Water Heater
- 3. Rinnai V65eP Tankless Hot Water Heater
- 4. GASLAND BE158 Tankless Water Heater
- 5. Rinnai V53DeP Tankless Hot Water Heater
- 6. EcoSmart ECO 11 Tankless Water Heater
- 7. Rinnai V65EN Tankless Hot Water Heater
- 8. Camplux 16L Propane Gas Tankless Water Heater
- 9. Eccotemp 45H-NG Tankless Water Heater
- 10. Camplux Pro Natural Gas Tankless Water Heater
- Buying Guide
- Frequently Asked Questions
- Conclusion
- Our recommendation
Our Recomendation for Best Outdoor Tankless Water Heaters
Award | Design | Tankless heater reviews | Retailer |
---|---|---|---|
Best outdoor tankless hot water heater | Staff Pick ![]() | Check Price | |
Best outdoor tankless water heater natural gas | ![]() | Check Price | |
Best outdoor tankless water heater propane | ![]() | Check Price | |
Best outdoor tankless water heater gas | Budget Pick ![]() | Check Price | |
Best portable outdoor tankless water heater | ![]() | Check Price | |
Best outdoor electric tankless water heater | ![]() | Check Price | |
Best rated outdoor tankless water heater | Best Pick ![]() | Check Price | |
Best outdoor tankless propane hot water heater | ![]() | Check Price | |
Best outdoor shower tankless water heater | ![]() | Check Price | |
Best outdoor tankless water heater natural gas | ![]() | Check Price |
1. Rinnai RL94eN Tankless Hot Water Heater
Staff PickBest outdoor tankless hot water heater
Product Dimensions : | 9.6 x 14 x 24.3 inches |
Item Weight : | 44.2 pounds |
Size : | 9.8 GPM |
Color : | Outdoor Installation |
Style : | Natural Gas |
Voltage : | 120 Volts |
Rinnai is introducing a unique model that comes with advanced technology and a good flow rate. The warranty time is also good to add more attraction. In short, it comes with all the necessary features.
Flow rate
Rinnai has come up with a good model that is a maximum flow rate of 9.4 gallons per minute. The company says that this capacity is enough to supply warm water up to 6 fixtures at a time. If you own a middle house, then the usage of Rinnai RL94eN would be great.
Keep in mind the flow rate gets altered by the groundwater temperature.
Technology
The Circ-logic technology is here to serve you as it offers you a set water routine according to your schedule. Now, warm water would be available one step ahead from your side.
Safety
This unit is safe to use, as verified by SCAQMD. It produces a very less amount of emitted gases to make it safer. Plus, the Wi-Fi is capable of this product to extend its easy usage.
Design
It is a rectangle and large with a sleek gray outer appearance. The lower side of the front face has a deeper surface that houses a display screen and buttons to manage the temperature. The temperature appears in red digits to offer a clear view. The lowest side is occupied by “Rinnai name” in white that looks decent against a gray background.
Pros
- Not for indoor usage
- The warranty time is good
- It comes with Wi-Fi capability
- The flow rate is good
Cons
- Size is very large
- Weight is not low
2. Eccotemp 20H Tankless Water Heater
Best outdoor tankless water heater natural gas
Product Dimensions : | 14.9 x 5.9 x 24 inches |
Item Weight : | 39.5 pounds |
Voltage : | 120 Volts |
Wattage : | 1440 watts |
Certification : | CSA, UL |
Batteries Required? : | No |
Eccotemp is here to provide you a different model that uses natural gas as the main fuel. The output power capacity is 150,000 BTUs that makes it worthy of use. It can be installed outdoor to get non-stop hot water when needed.
Flow rate
This model of Eccotempt is very active to offer a maximum flow rate of up to 6 gallons per minute. This capacity completes the need for a medium house. You can use 2 or 3 fixtures at a time by this model.
Design
This unit has a rectangular shape and white appearance. The middle top is housed by the Eccotemp logo of red and blue. It looks too attractive against a white background. The venting options and connections are present at the bottom and the backside of this product.
Certification
CSA has approved this unit as a safer product. In addition to safety, it offers amazing efficiency. It comes with an energy efficiency of 0.83. This feature has made it the best product to save energy.
Technology
This unit has been bundled with smart and advanced technology to support you more in need of warm water. In short, this system is worth using due to its amazing features.
Pros
- Can be installed indoor
- Safe to use
- Save the space
- Installation is simple
- Less in width
Cons
- The price is steep
- Not for commercial usage
3. Rinnai V65eP Tankless Hot Water Heater
Best outdoor tankless water heater propane
Item Weight : | 47.4 pounds |
Product Dimensions : | 9 x 14 x 23 inches |
Color : | Propane |
Style : | Propane |
Pattern : | Heater |
Voltage : | 110 Volts |
Rinnai is here to introduce you to a different model that is safe to use and comes with a simple interface. It can offer warm water up to fixtures at a time. You can use it with confidence while ensuring safety.
Flow rate
This unit of Rinnai comes with a flow rate of 6.3 gallons per minute. This amount is not enough for a commercial purpose, but for a middle home, this product is enough. In terms of fixtures, it can supply warm water up to 3 to 4 fixtures at a time.
Mobile app
Rinnai is different from the rest of its competitors due to its integrated mobile app. It comes with a Control-R 2.0 mobile app that offers to set a warm water schedule according to your routine. Plus, you can put this device to vacation mode if not needed.
Design
It is large and rectangular with a white appearance. Like other models of its breed, the front face is simple, with the Rinnai logo on the lower side. The venting and connections are present on the lower side of this unit. In short, install this unit, and it would not look odd.
Warranty
Though it does not provide a lifetime warranty, yet it is still good. For heat exchangers, they offer a warranty time of 10 years. While parts and labor enjoy a warranty of 5 and 1 year, respectively.
Pros
- It comes with a mobile app
- Very strong composition
- Simple to use
- Safe for environment
- Capable of Wi-Fi
Cons
- Size is large
- Price is a bit high
4. GASLAND BE158 Tankless Water Heater
Budget PickBest outdoor tankless water heater gas

Item Weight : | 15.44 pounds |
Product Dimensions : | 11.8 x 6.1 x 17.3 inches |
Size : | 6L |
Color : | White |
Voltage : | 3 Volts |
Wattage : | 12000 watts |
This water heater is safe to use due to its multiple protective features. The design is compact that makes it very portable. You can save energy by installing at the point of use or other indoor places.
Flow rate
The flow rate of this Gasland model is 1.58 gallons per minute. If you own a small home, then you can purchase to entertain 1 to 2 supplies at a time. Alternatively, it can be used as a point of use.
Design
The shape is a rectangle with a clear white external body. The top area locates the Gasland logo in red that looks attractive against a white background. The digital screen, along with temperature control knobs, are present at the end.
Protection
Amazingly, it comes with anti-freezing technology that resists the freezing of water in the cold surrounding. Moreover, this unit is very active to shut itself off when the temperature reaches higher than 167 Fahrenheit. Therefore, no chance for overheating produces.
Demand
You would get unlimited warm water from this efficient unit. The maximum output of this unit is 41,000 BTU per hour. This model does not persist in preheating the unit. Olis, the pressure range offered by this product is 2.5 to 110 PSI that is good to use.
Energy efficiency
This unit lets you save energy up to 11.5 percent. The gas is consumed very little with the courtesy of its advanced technology. Plus, these would be minimized burning noise.
Pros
- Portable to use
- Less power consumption
- Least burning noise
- Light in weight
- Moderate price tag
Cons
- Not for indoor installation
- Not for a large house
5. Rinnai V53DeP Tankless Hot Water Heater
Best portable outdoor tankless water heater
Item Weight : | 33 pounds |
Size : | 5.3 GPM |
Color : | V53DeP – Propane/5.3 GPM |
Style : | Propane |
Batteries Required? : | No |
It is time to get the introduction about Rinnai V53DeP that comes with a flow rate of 5.3 GPM. Not only is its design too simple, but also the installation is not a problem. Overall, it is a nicer heater to use.
Flow rate
This is a different model from the list of Rinnai. It comes with a flow rate of 5.3 gallons per minute. This capacity is enough to complete the demand for a middle home. But it does not make enough for commercial or industrial usage. While using this Rinnai model, you can happily get warm water from 3 to 4 fixtures at a time.
Design
This best outdoor tankless water heater has a rectangle shape like other models of its breed. The white body looks decent that is clear and simple. The front panel has just the red logo of Rinnai that is present at the lowest middle side. The lower face houses the venting options for multiple connections. The upper back has an integrated stand that supports wall mounting.
Mobile app
The Control-R 2.0 mobile app is here to set the schedule of warm water according to your routine. Alternatively, you can switch the unit to vacation mode when not needed.
Warranty
For heat exchangers, you are offered a warranty time of 10 years. On the other side, parts and labor get a warranty duration of 5 years and 1 year, respectively.
Pros
- Safe for environment
- Strong design
- Simple to use
- Installation is not complex
- Great energy efficiency
Cons
- The flow rate is not too high
- Not portable due to large size
6. EcoSmart ECO 11 Tankless Water Heater
Best outdoor electric tankless water heater
Item Weight : | 6.5 pounds |
Product Dimensions : | 3.75 x 8 x 11.5 inches |
Color : | White |
Style : | ECO 11 |
Voltage : | 220 Volts |
Wattage : | 13000 watts |
We are introducing you to an EcoSmart model that is compact enough to save space. It comes with an energy efficiency of 60 percent. Plus, the LED screen is very clear to show the readings.
Energy efficiency
While using ECO 11, you can save 60% of energy. Not only save energy but also this unit is compact enough to save space.
Display
The LED screen is very clear and bright. You can adjust the temperature and get updates according to your demand.
Design
The external appearance is white with a digital screen at the front face. Not very large, it is portable to use at any outdoor place.
Temperature
The temperature range offered by this product is 80 Fahrenheit to 140 Fahrenheit. You can adjust the temperature according to your demand by using the integrated buttons.
Pros
- Produce extremely warm water
- Tag price is affordable
- Installation is not complex
- Looks very stylish
- Very energy efficient
Cons
- May produce voice during working
- It takes time to heat the water in cold
7. Rinnai V65EN Tankless Hot Water Heater
Best PickBest rated outdoor tankless water heater
Item Weight : | 47.4 pounds |
Product Dimensions : | 9.6 x 14 x 24.3 inches |
Size : | Large |
Color : | White |
Style : | Natural Gas |
Rinnai V65EN has come up with advanced technology to offer you warm water. The flow rate is not too high but enough to meet the need for 4 to 5 people.
Flow rate
Meet another model of Rinnai that uses natural gas as the power source. It comes with a flow rate of 6.3 that is enough for a middle-sized home. You can get a generous water supply up to connections with this unit.
Energy efficiency
This unit has an energy factor of 0.82 that announces that it is very energy efficient. No extra cost is provided by using this water heater.
Safety
This unit meets the standards of safety as it produces a very little amount of nitrogen oxide. It is made for outdoor installation that is not difficult to proceed with.
Pros
- Produce low nitrogen oxide
- Strongly energy efficient
- Simple installation
- Easy interface
Cons
- The tag price is high
- Size is large
8. Camplux 16L Propane Gas Tankless Water Heater
Best outdoor tankless propane hot water heater
Item Weight : | 36 pounds |
Product Dimensions : | 17.32 x 7.87 x 27.56 inches |
Size : | 16L |
Color : | White |
Voltage : | 3 Volts |
Wattage : | 32 KW |
Camplux has come up with a different model that is efficient and safe to use. It provides instant warm water using the power of propane gas.
Flow rate
This unit of Camplux comes with a flow rate of 4.22 gallons per minute. This unit meets the demand of 2 to 3 people with this flow rate. Talking in terms of connections, this mode of Camplux is enough to provide warm water up to 1 to 2 fixtures. Alternatively, it can be used as a point of use, if needed.
Safety
It comes with multiple safety features that include anti-freezing protection, over-current protection, flame failure device, and more.
Display
The screen is clear to read and gives quick updates about the temperature. The digits appear red that look clear against the black background.
Deign
With a rectangle shape and white color, it looks too decent. The front face houses display and knobs at the lowest side.
Pros
- The outlook is great
- Strongly energy efficient
- Safe to use
- Lightweight
Cons
- Not for commercial usage
- Flow rate is low
9. Eccotemp 45H-NG Tankless Water Heater
Best outdoor shower tankless water heater
Item Weight : | 38 pounds |
Product Dimensions : | 22 x 15 x 6 inches |
Size : | 6.8 GPM |
Color : | White |
Style : | Outdoor Natural Gas |
Voltage : | 110 Volts |
Eccotemp is here to introduce you to a bit expensive product that is simple to use and install. You can use this product with confidence as it comes with multiple protective features.
Flow rate
This unit of Eccotemp comes with a flow rate of 6.8 gallons per minute. With this capacity, you can entertain 4 to 5 fixtures in a middle-sized home. This capacity is not enough to use on the commercial level.
Certification
CSA has verified this product is safe to use. So, it can be used with confidence, and it would not hurt your environment. It produces a very less amount of gasses that have no adverse effects on the environment.
Installation
The installation process is straight and too simple. You do not need venting when dealing with this model. You can mount this tankless water heater with the wall and carry on your routine.
Design
Its design is compact enough to save space at your place. The white exterior looks very decent that is too simple, and has a company logo at the front. The connection options are present on the lower side of this product.
Pros
- Compact and light in weight
- Venting is not needed
- Installation is simple
- The outer look is decent
Cons
- The price tag is high
- Not for commercial purpose
10. Camplux Pro Natural Gas Tankless Water Heater
Best outdoor tankless water heater natural gas
Item Weight : | 49.7 pounds |
Product Dimensions : | 22.24 x 15.55 x 6.5 inches |
Color : | White |
Power Source : | AC |
Voltage : | 120 Volts |
Wattage : | 52 KW |
Specifically built for indoor installation, Camplux has come up with an advanced model that offers flow control. Plus, with an energy factor of 0.82, it has won the race. A large variety of features has made this choice too perfect.
Flow rate
Camplux has come with its Pro model that offers you a flow rate of 6.68 gallons per minute. It would be enough to fulfill the residential demand. According to manufacturers, this capacity is good for 3 to 4 people. Its flow control is worth mentioning that ensures a warm eater every time. More than one fixture would get warm water at the same time.
Protection
CSA has approved it safe to use the product. A large variety of safety features is bundled in this unit. These protective features include overheating protection, anti-freeze protection, and a flame failure device. Your system would start heating automatically when the temperature drops to 40 F.
Installation
This unit has been designed to cope outdoor environment. The process of installation is too easy to follow. The company advises you to get the services of the professionals and enjoy the flawless installation.
Plus, a remote control device is offered that is bundled with a digital display. It has 3.3 feet cord to ensure effortless usage.
Supportive functions
The energy factor of 0.82 has made this model super-amazing. The production of nitrogen oxide is very low, making it safe for the environment. The measured amount of nitrogen oxide is 9.5 ppm. So, your environment remains safe and sound. It comes with an output power of 180,000 BTUs that is too amazing.
Pros
- Produces less nitrogen oxide
- It comes with advanced water flow
- Installation is super-easy
- It comes with a simple interface
- Efficient to use
Cons
- The price is somewhat high
Buying Guide
Purchasing the good best outdoor tankless water heater in 2022 is not as simple as it looks. A large variety of quick parameters need your attraction to offer you the best. We are going to introduce you to quick guidelines that are the demands of today’s market. In addition to the flow rate, you need to focus on the power source, technology, and similar others.
Power source
The tankless water heater comes with different power sources to offer you a large variety. The power may be offered by natural gas, propane, or electricity. Never go for a type that is difficultly available in your location. Before making your choice final, always check which power source is offered by the water heater in question.
Flow rate
Each tankless water heater comes with a different integrated flow rate. Plus, it may differ according to groundwater temperature. For a small house, you can go for a small flow rate. But, if you own a small house or need a heater for industry usage, then the maximum flow rate would be good.
Location
The location and surrounding temperature also matter a lot for selecting a tankless water heater. If you live in extreme cold, you need a product with a good flow rate to balance the lowest temperature. On the other hand, if your living location does not have an extreme cold but medium temperature, then a low flow rate would be enough.
Technology
Water heaters are equipped with different technologies. It may be full temperature control or self-modulation technology. Try to pick the one with technologies according to your demand.
Budget
Budget is one of the main features that should not be ignored. You know, it is not the product that one buys again after a couple of months. So, we are recommending you fix the budget a bit higher to get a long-lasting product. Otherwise, you can limit the features, so you do not have to compromise on quality.
Warranty
The tankless water heater comes with a different time of warranty. Some are providing a 1-year warranty to 12 years or for a lifetime. Our suggestion is to give priority to the unit’s longest warranty. In this way, you would save the cost in the future.
Award | Design | Tankless heater reviews | Retailer |
---|---|---|---|
Best outdoor tankless hot water heater | Staff Pick ![]() | Check Price | |
Best outdoor tankless water heater natural gas | ![]() | Check Price | |
Best outdoor tankless water heater propane | ![]() | Check Price | |
Best outdoor tankless water heater gas | Budget Pick ![]() | Check Price | |
Best portable outdoor tankless water heater | ![]() | Check Price | |
Best outdoor electric tankless water heater | ![]() | Check Price | |
Best rated outdoor tankless water heater | Best Pick ![]() | Check Price | |
Best outdoor tankless propane hot water heater | ![]() | Check Price | |
Best outdoor shower tankless water heater | ![]() | Check Price | |
Best outdoor tankless water heater natural gas | ![]() | Check Price |
Frequently Asked Questions
What is the best outdoor tankless water heater?
Our top three picks are;
• Eccotemp 20H Tankless Water Heater
• Rinnai V65eP Tankless Hot Water Heater
• GASLAND BE158 Tankless Water Heater
Can we install a tankless water heater be installed outdoor?
Yes, of course. The tankless water heater can be installed outdoor. The water heater has been designed for outdoor usage that demands no shelter for protective purposes. These are strong enough to withstand the environmental effects.
What are the famous brands that are offering outdoor tankless water heaters?
Multiple brands are available in the market that is producing tankless water heater for outdoor usage with a good name. The most prominent are Eccotemp, Rinnai, Gasland, Rheem, Camplux, EcoSmart, and more.
Conclusion
After reviewing the best outdoor tankless water heater in 2022, we conclude that not every tankless water heater is good for outdoor usage. We have selected the top most powerful product to offer warm water. The price may vary with the result of warm water at the end.
We hope that you would like the list that we have produced for your sake.
Our recommendation
If you are in a hurry and have no time to scroll through all these products, you can go for GASLAND BE158 Tankless Water Heater with a cheap budget. This unit is portable to use and composed of stainless steel and copper to bypass corrosion in addition to less price. Additionally, it produces less voice during the burning process.
Alternatively, we would recommend you get Rinnai V65EN Tankless Hot Water Heater with a high budget. It is safe to use and provides multiple temperature ranges. Plus, its flow rate is good too. It is capable of Wi-Fi that adds extra charm to this product.
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