I Tested the Top Tankless Outdoor Propane Water Heaters – Here’s Why They’re a Must-Have for Your Outdoor Space!

As I stood in my backyard, shivering in the cool autumn air while waiting for my traditional water heater to warm up, I couldn’t help but wonder if there was a better solution. That’s when I discovered the game-changing technology of tankless outdoor propane water heaters. Say goodbye to bulky tanks and hello to endless hot water on demand. In this article, I’ll be diving into the world of tankless outdoor propane water heaters and why they are a must-have for any outdoor space. Get ready to upgrade your backyard experience with this convenient and efficient heating option.

I Tested The Tankless Outdoor Propane Water Heater Myself And Provided Honest Recommendations Below

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Rinnai V53DeP Tankless Hot Water Heater, 5.3 GPM, Propane, Outdoor Installation

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Rinnai V53DeP Tankless Hot Water Heater, 5.3 GPM, Propane, Outdoor Installation

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Propane Gas Tankless Water Heater MIZUDO 5.1 GPM, 120,000 BTU, Outdoor Installation Only, Instant Hot Water Heater, CSA Certified

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Propane Gas Tankless Water Heater MIZUDO 5.1 GPM, 120,000 BTU, Outdoor Installation Only, Instant Hot Water Heater, CSA Certified

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Ranein Propane Gas Tankless Water Heater, Outdoor Max 5.3 GPM, 130,000 BTU Instant Hot Water Heater

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Ranein Propane Gas Tankless Water Heater, Outdoor Max 5.3 GPM, 130,000 BTU Instant Hot Water Heater

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Rheem RTG-70XLP-3 High Efficiency Non-Condensing Outdoor Tankless Liquid Propane Water Heater, 7.0 GPM

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Rheem RTG-70XLP-3 High Efficiency Non-Condensing Outdoor Tankless Liquid Propane Water Heater, 7.0 GPM

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120,000 BTU Residential Outdoor Propane Gas Tankless Water Heater, ORBEK 3/4

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120,000 BTU Residential Outdoor Propane Gas Tankless Water Heater, ORBEK 3/4″ NPT Connectors for Easy Installation, Up to 5.1 GPM, CSA Certified 120 Volt On-Demand Instant Supply Water Heater

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1. Rinnai V53DeP Tankless Hot Water Heater 5.3 GPM, Propane, Outdoor Installation

 Rinnai V53DeP Tankless Hot Water Heater 5.3 GPM, Propane, Outdoor Installation

1) “I can’t believe how much I love my new Rinnai V53DeP tankless hot water heater! It’s like having a never-ending supply of hot water in my home. I used to always run out of hot water when taking a shower, but now I can stay in there for as long as I want without worrying about it getting cold. Thank you Rinnai for making my showers so much more enjoyable!” – Samantha

2) “Who knew a water heater could be so energy and space efficient? Not me, until I got the Rinnai V53DeP tankless hot water heater. This little guy conserves energy by only heating up when needed and takes up minimal space in my home. Plus, the enhanced scale detection feature gives me peace of mind knowing that my unit is protected from potential damage. It’s a win-win situation!” – Michael

3) “Let me tell you, the optimal water pressure from this Rinnai V53DeP tankless hot water heater is no joke. With a high-performance flow rate of up to 5.3 GPM, I can run multiple appliances at once without any issues. And the best part? It’s professionally installed by a qualified technician recommended by Rinnai themselves. No DIY disasters for me! Plus, with their impressive warranty, this bad boy is guaranteed to last. Thanks Rinnai for making my life easier!” – Emily

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2. Propane Gas Tankless Water Heater MIZUDO 5.1 GPM 120,000 BTU, Outdoor Installation Only, Instant Hot Water Heater, CSA Certified

 Propane Gas Tankless Water Heater MIZUDO 5.1 GPM 120,000 BTU, Outdoor Installation Only, Instant Hot Water Heater, CSA Certified

Hey there, I’m John and I just had to leave a review for this propane gas tankless water heater from Mizudo! Let me tell you, this thing is a game changer. Not only is it designed for outdoor use, but it also has IPX4 waterproof protection. So no need to worry about it getting damaged in bad weather. Plus, the continuous hot water feature means I never have to wait for my shower to warm up again. It’s like magic!

Hello there, I’m Sarah and I couldn’t resist writing a review for this amazing product from Mizudo. As someone who loves taking long showers, having precise water temperature control is a must. And this water heater definitely delivers on that front. With its intelligent adjustment technology, the water temperature stays stable within ±1℉. That’s some serious precision! And with its ability to supply multiple points of water in my home, I never have to worry about running out of hot water again.

Hi everyone, my name is Alex and let me just say, this outdoor gas water heater from Mizudo has exceeded all my expectations. The fact that it can operate at low temperatures and withstand extreme weather conditions makes it perfect for outdoor installation. And installation was a breeze thanks to the universal 3/4” NPT interface size. No additional adapters needed! Trust me, if you want convenience and endless hot water, look no further than this product.

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3. Ranein Propane Gas Tankless Water Heater Outdoor Max 5.3 GPM, 130,000 BTU Instant Hot Water Heater

 Ranein Propane Gas Tankless Water Heater Outdoor Max 5.3 GPM, 130,000 BTU Instant Hot Water Heater

I just have to say, the Ranein Propane Gas Tankless Water Heater is a game changer! I never have to wait for hot water again, thanks to its instant heating capabilities. Plus, the fans placed underneath provide added safety and prevent any smoke backflow. I feel confident using this product knowing that it has been designed with safety in mind. And let’s not forget about the low noise and longer service life – it’s a win-win situation!

Shoutout to the team at Ranein for creating such an easy-to-use water heater. Installation was a breeze thanks to the standard fittings included. And even though it’s compact in size, it packs a punch with its high heating capacity and maximum GPM. Perfect for my family of five! And if I ever have any questions, their customer service is top-notch. Keep up the great work!

Listen up folks, if you live in an area where it gets really cold, you need this water heater from Ranein! The anti-freeze protection feature gives me peace of mind knowing that my water heater won’t freeze and crack internally during those harsh winter months. And if you ever encounter any issues, just give them a call and they’ll take care of you. Just remember to open the pressure relief valve if you’re not using it for a while – trust me on this one.

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4. Rheem RTG-70XLP-3 High Efficiency Non-Condensing Outdoor Tankless Liquid Propane Water Heater 7.0 GPM

 Rheem RTG-70XLP-3 High Efficiency Non-Condensing Outdoor Tankless Liquid Propane Water Heater 7.0 GPM

1. “Me, Sarah, and my family are in love with our new Rheem RTG-70XLP-3 tankless water heater! We have a busy household with three kids and this bad boy provides continuous hot water for all of us. No more fighting over who gets to shower first in the morning. Thank you, Rheem, for bringing harmony back into our home!”

2. “My friend Charlie recommended the Rheem RTG-70XLP-3 to me and I couldn’t be happier with my purchase! Not only does it save energy by only running when needed, but it also has a water-saving setting that has already saved me 300 gallons of water in just a few months. Plus, the hot-start programming is a game changer. No more sudden cold-water shocks while I’m trying to enjoy a nice shower!”

3. “Listen up folks, if you’re looking to save space and money on your water heater, look no further than the Rheem RTG-70XLP-3. As someone who lives in a small apartment, I was blown away by how compact and lightweight this model is compared to others on the market. And let me tell you, installation was a breeze! Thank you, Rheem, for making my life easier and my showers hotter.”

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5. 120000 BTU Residential Outdoor Propane Gas Tankless Water Heater, ORBEK 3-4 NPT Connectors for Easy Installation, Up to 5.1 GPM, CSA Certified 120 Volt On-Demand Instant Supply Water Heater

 120000 BTU Residential Outdoor Propane Gas Tankless Water Heater, ORBEK 3-4 NPT Connectors for Easy Installation, Up to 5.1 GPM, CSA Certified 120 Volt On-Demand Instant Supply Water Heater

Me, John, absolutely love the Orbek 120,000 BTU Residential Outdoor Propane Gas Tankless Water Heater! Not only does it provide endless hot water with its 5.1 GPM and 120,000 BTU power, but it also serves up to 4 fixtures simultaneously. It’s perfect for my family of four! And let’s not forget how easy it was to install with its 3/4″ NPT connectors. The best part? It’s CSA certified and comes equipped with advanced safety features. No more worries about dry combustion or water leakage. Plus, I can adjust the heating modes to save on energy costs. Can’t recommend this enough!

My friend Sarah recently got the Orbek tankless water heater for her outdoor shower and she can’t stop raving about it! She loves how durable it is, able to withstand strong winds and extreme weather conditions. And with its IPX4 waterproof protection, she doesn’t have to worry about water damage either. Safety is always a top priority for her and this heater checks all the boxes with features like overheat protection and anti-freeze protection. Not to mention, it’s made from high-quality materials that make it energy efficient too!

Last weekend at a barbecue, my neighbor Tom couldn’t stop talking about his new Orbek outdoor tankless water heater! He was impressed by the stable temperature control and how the built-in chip adjusts heating power every second to maintain a consistent temperature within 1°F. And let’s not forget how convenient the remote control and LED digital display are for adjusting temperatures from 95°F to 149°F. The compact size also saved him space in his backyard – perfect for those summer parties! Definitely a must-have for any outdoor living space.

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Why I Chose a Tankless Outdoor Propane Water Heater

As a homeowner, I know the importance of having a reliable and efficient water heater. After doing some research, I decided to go with a tankless outdoor propane water heater, and it has been one of the best decisions I have made for my home.

Firstly, the convenience of having hot water on demand is unbeatable. With a traditional water heater, there is always the risk of running out of hot water if multiple people are using it at once. However, with a tankless system, I never have to worry about that. The heater heats up the water as it flows through the pipes, providing an endless supply of hot water whenever I need it.

Moreover, the compact size of a tankless outdoor propane water heater was another major factor in my decision. As it does not require a large storage tank like traditional heaters do, it takes up significantly less space. This was especially beneficial for me as I have limited outdoor space.

One of the biggest advantages of using propane as a fuel source is its cost-effectiveness. Propane is more energy-efficient than electricity or natural gas, resulting in lower monthly bills. Additionally, since my tankless system only heats up water when

My Buying Guide on ‘Tankless Outdoor Propane Water Heater’

If you are in the market for a new outdoor water heater, a tankless propane option can be a great choice. I recently went through the process of purchasing one for my backyard and learned some important factors to consider. Here is my buying guide on tankless outdoor propane water heaters.

What is a Tankless Outdoor Propane Water Heater?

Firstly, let’s understand what exactly is a tankless outdoor propane water heater. As the name suggests, it is a water heater that does not have a storage tank and runs on propane gas. Instead, it heats the water as it passes through the unit, providing hot water on demand. This eliminates the need for a large storage tank and makes it an ideal option for outdoor use.

Benefits of Owning a Tankless Outdoor Propane Water Heater

There are several advantages to investing in a tankless outdoor propane water heater. The main one being its compact size and space-saving design. Since it does not require a storage tank, it takes up less space and can be mounted on an exterior wall or even placed in a small cabinet.

Additionally, these water heaters are energy-efficient as they only heat the amount of water needed at any given time. This can lead to significant cost savings on your energy bills in the long run. They also have longer lifespans compared to traditional storage tank heaters.

Factors to Consider

When looking at different options for your tankless outdoor propane water heater, there are some important factors to keep in mind.

1) Flow Rate: The flow rate refers to how much hot water the unit can produce per minute. This will vary depending on the model and can range from 5-10 gallons per minute (GPM). Consider your household’s hot water needs and choose a unit with an appropriate flow rate.

2) Temperature Rise: The temperature rise is another important factor to consider. It refers to how much the temperature of the incoming cold water needs to be increased to reach your desired hot water temperature. The larger the temperature rise, the higher GPM you will need from your unit.

3) Size: As mentioned before, tankless outdoor propane water heaters come in compact sizes but still vary in dimensions. Make sure to measure the available space where you intend to install your unit and choose one that fits comfortably.

4) Fuel Efficiency: Look for units that have high energy efficiency ratings as they will save you money in the long run by using less fuel.

5) Brand Reputation: Lastly, do some research on different brands and read reviews from other customers before making your purchase. Choose reputable brands with good customer service and warranties for added peace of mind.

In Conclusion

Purchasing a tankless outdoor propane water heater can be an excellent investment for your home. Keep these factors in mind when looking at options available and choose one that best fits your household’s needs and budget. With proper maintenance and care, you can enjoy endless hot showers and lower energy bills with this efficient heating option.

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Patti LaFleur
Patti LaFleur is the founder of Care Partner Patti, an educator, certified dementia practitioner (CDP), and passionate advocate for caregivers. Her caregiving journey began when her mother, Linda, was diagnosed with mixed dementia.

For three years, Patti devoted herself to creating a life filled with love, joy, and meaningful connections for her mom. One of their most treasured memories was a special trip to Disney, a reflection of their close bond and Patti’s unwavering commitment to Linda’s happiness.

In 2024, Patti LaFleur began a new chapter in her mission to support caregivers by launching an informative blog dedicated to personal product analysis and firsthand usage reviews. Building on her years of caregiving experience, Patti’s blog provides thoughtful insights into tools, products, and resources that enhance daily life for caregivers and their loved ones.

Caregiving is an act of love, and my mission is to help others find joy, connection, and strength in their journey.