Why I Switched to a Tankless Outdoor Propane Water Heater: My Expert Experience and Tips for Choosing the Best One

As I stood outside on a brisk autumn morning, the sun barely peeking over the horizon, I felt a pang of anticipation. I was about to experience the unparalleled convenience of a tankless outdoor propane water heater—a game changer for anyone who enjoys outdoor living. Gone are the days of waiting for a bulky tank to fill up and heat water; instead, I could enjoy an instant supply of hot water right at my fingertips, whether I was rinsing off after a day of gardening or preparing for a cozy outdoor gathering. In this article, I’ll explore the remarkable benefits and innovative technology behind tankless outdoor propane water heaters, and why they’re quickly becoming an essential addition for homeowners and outdoor enthusiasts alike. Join me as we dive into the world of endless hot water and discover how this modern marvel can elevate our outdoor experiences.

I Personally Tested the Tankless Outdoor Propane Water Heater and Share My Honest Recommendations Below

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

As I delve into the features of the Rinnai V53DeP Tankless Hot Water Heater, I can’t help but feel impressed by its innovative design and exceptional capabilities. For anyone considering an upgrade to their home’s hot water system, this product stands out as a remarkable solution. With its ability to deliver endless hot water, it’s perfect for families who rely on multiple appliances simultaneously. Imagine never having to worry about running out of hot water again—this tankless system ensures that you can enjoy long showers, wash dishes, and do laundry all at once without any compromise on performance.

The energy and space efficiency of the Rinnai V53DeP is another feature that I find particularly noteworthy. In a world where energy conservation is increasingly important, this tankless gas water heater heats water only when needed. This not only helps in reducing energy costs but also minimizes the environmental impact. The compact design is ideal for those with limited installation space, making it a great fit for various home layouts. Additionally, the enhanced scale detection feature is a smart addition, significantly lowering the risk of long-term damage to the unit and ensuring its longevity. This is crucial for anyone who wishes to make a long-term investment in their home.

One of the key highlights of the Rinnai V53DeP is its impressive hot water flow rate of up to 5.3 gallons per minute (GPM). This means I can use up to four appliances simultaneously without experiencing any drop in water pressure. For busy households, this capability is invaluable. Whether it’s running the dishwasher while someone takes a shower, or having the washing machine going while a friend is visiting, the Rinnai V53DeP consistently delivers a powerful and constant stream of hot water. This feature alone makes it a great choice for anyone who values efficiency and reliability in their home.

When it comes to installation, Rinnai recommends a professional technician to ensure everything is set up correctly. This is an important consideration because proper installation can significantly affect the performance and longevity of the unit. By visiting the “Find a Rinnai PRO” page on their website, I can easily locate qualified technicians in my area. This convenience adds an extra layer of confidence for those who may be hesitant about the installation process. It’s always better to have a professional handle such critical home systems to avoid complications down the line.

Lastly, the warranties offered with the Rinnai V53DeP are worth mentioning. With a 10-year warranty for the heat exchanger, 5 years for labor, and 1 year for parts, I feel reassured knowing that Rinnai stands behind its product. This level of commitment reflects the company’s confidence in the durability and reliability of its water heater. It also gives me peace of mind, knowing that I am making a sound investment in my home’s infrastructure.

Feature	Description
Endless Hot Water	Enjoy unlimited hot water flow throughout the house.
Energy and Space Efficiency	Heats water only when necessary; compact design fits any home.
Optimal Water Pressure	High-performance hot water flow rate up to 5.3 GPM.
Professional Installation Recommended	Locate qualified technicians through the Rinnai website.
Guaranteed to Last	10-year heat exchanger warranty; additional coverage for labor and parts.

the Rinnai V53DeP Tankless Hot Water Heater offers a blend of efficiency, reliability, and modern convenience that can greatly benefit any household. If you’re looking for a solution that promises endless hot water while being energy-efficient, I genuinely believe this product is worth considering. It may just be the upgrade your home needs to enhance comfort and convenience. Don’t miss the opportunity to elevate your hot water experience—investing in the Rinnai V53DeP could be one of the best decisions you make for your home.

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2. NEW Rinnai RX199iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 11.1 GPM, 199,000 BTU

As I dive into the features of the NEW Rinnai RX199iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, I’m genuinely impressed by its versatility and efficiency. Designed to be installed either indoors or outdoors, this water heater truly stands out with its innovative Versa Vent system. Whether you’re in a compact apartment or a spacious home, its flexible installation options cater to a variety of living situations. The ability to run on either natural gas or propane is a significant advantage, as it allows users to choose the most convenient fuel source for their needs.

One of the most remarkable aspects of the Rinnai RX199iN is its capacity to provide hot water without ever running out. With a flow rate of up to 11.1 gallons per minute (GPM), this tankless water heater can effortlessly handle multiple fixtures simultaneously—up to seven at once! Imagine hosting a family gathering where everyone can shower, wash dishes, and do laundry without worrying about depleting the hot water supply. This feature alone is a game changer for busy households, ensuring everyone can enjoy their hot water needs without compromise.

The smart and efficient design of the Rinnai RX199iN further enhances its appeal. The easy-to-use interface makes it accessible for individuals who might not have a technical background, while the Quick Flush feature simplifies maintenance tasks. Furthermore, with an impressive energy efficiency factor of UEF .98, this unit promises lower energy bills without sacrificing performance. For tech-savvy users, the option to integrate with the Controlr module for WiFi control adds a modern touch, allowing for remote monitoring and adjustments. Although the Controlr module isn’t included, it’s a great feature to consider for those who want complete control over their home’s energy management.

While I wholeheartedly recommend this product, I must emphasize the importance of professional installation. Rinnai suggests finding a qualified technician to ensure the heater is set up correctly, which ultimately enhances both safety and performance. The Rinnai Central App is a valuable resource for setup, service, and troubleshooting, making it easier for users to navigate any challenges they might encounter. This commitment to customer support is a reassuring aspect for potential buyers, as it demonstrates Rinnai’s dedication to user satisfaction.

For those considering making the switch to a tankless water heater, the Rinnai RX199iN is undoubtedly a top contender. Not only does it offer unmatched performance and efficiency, but it also provides peace of mind with its professional installation recommendations and comprehensive support resources. If you’re ready to upgrade your hot water system, the Rinnai RX199iN could be the perfect fit for your home. Don’t miss out on the opportunity to experience endless hot water and significant energy savings!

Feature	Description
Installation Options	Indoor or outdoor installation with Versa Vent system
Fuel Type	Compatible with natural gas or propane
Flow Rate	Up to 11.1 GPM, supporting multiple fixtures at once
Energy Efficiency	UEF .98 for lower energy costs
Maintenance Features	Quick Flush for easy maintenance
Smart Control	WiFi control available with Controlr module (not included)
Installation Recommendation	Professional installation highly recommended

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

I recently came across the Rheem RTG-70XLP-3 High Efficiency Non-Condensing Outdoor Tankless Liquid Propane Water Heater, and I must say, I am genuinely impressed with its features and capabilities. As someone who values efficiency and convenience in my home, this product immediately caught my attention. With its ability to provide continuous hot water at a remarkable rate of 7.0 gallons per minute (GPM), I can easily see how this heater could enhance the comfort of any household. Whether I’m simultaneously running the dishwasher while someone is taking a shower, I wouldn’t have to worry about running out of hot water. This is particularly beneficial for larger families or households with multiple bathroom facilities where the demand for hot water can be high.

One of the standout features of the Rheem RTG-70XLP-3 is its energy efficiency. I appreciate that this water heater only operates when hot water is needed. This on-demand heating system means that I’m not wasting energy heating water that I’m not using, which ultimately translates into significant savings on my energy bills. Given today’s rising utility costs, the prospect of having a water heater that is both efficient and cost-effective is incredibly appealing. It provides me with peace of mind knowing that I am doing my part to save on energy costs while still enjoying the luxury of continuous hot water.

Moreover, the water-saving setting is another impressive feature that I believe is beneficial for both the environment and my wallet. The ability to save up to 1,100 gallons of water per year is not just a statistic; it’s a tangible benefit that can contribute to a more sustainable lifestyle. With growing concerns about water scarcity, having a product that actively works to minimize waste is something I find compelling. Additionally, the hot-start programming ensures that I won’t experience cold-water bursts when I first turn on the tap, which can be quite an unpleasant surprise. This feature alone adds a layer of comfort and convenience that I truly value.

Space-saving design is another excellent aspect of the Rheem RTG-70XLP-3. Its smaller size, reduced by 19%, and weight, decreased by 22% compared to previous models, makes it much easier to install, especially in tighter spaces. For those of us who might not have the luxury of a large utility room, this compact design is a game-changer. I can easily imagine installing this unit in my garage or outside, freeing up valuable indoor space while still enjoying reliable hot water access.

Overall, I feel confident recommending the Rheem RTG-70XLP-3 to anyone in the market for a tankless water heater. Its combination of continuous hot water delivery, energy efficiency, water-saving capabilities, and space-saving design makes it an outstanding choice. If you’re tired of running out of hot water or are looking to reduce your energy bills while being environmentally conscious, this product could be a fantastic addition to your home. I know it would certainly enhance my daily routine, and I believe it can do the same for you!

Feature	Description
Continuous Hot Water	Provides 7.0 GPM, enough for multiple applications simultaneously.
Energy Efficiency	Operates only when needed, saving on energy costs.
Water Saving Setting	Can save up to 1,100 gallons of water per year.
Hot-Start Programming	Avoids cold-water bursts, ensuring comfort.
Space-Saving Design	19% smaller and 22% lighter than previous models for easy installation.

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4. Propane Tankless Water Heater Outdoor – ORBEK Outdoor Installation Up to 5.1 GPM 120,000 BTU – CSA Certified On-Demand Instant hot Water Heater 3/4″ NPT Connector Size

When I first came across the Orbek Outdoor Propane Tankless Water Heater, I was immediately intrigued by its promise of endless hot water and robust design. This is a game-changer for anyone who values comfort and convenience in their daily routines, especially for households with multiple fixtures in use at the same time. With an impressive output of up to 5.1 GPM and 120,000 BTU, this unit can serve 2-4 fixtures simultaneously, making it perfect for busy families or anyone who enjoys a long, hot shower after a day outdoors.

The design of the Orbek heater is particularly impressive, crafted specifically for outdoor use. I appreciate that it can withstand force 9 winds and features IPX4 waterproof protection, ensuring that it can handle various weather conditions. Whether it’s a chilly winter day or a stormy night, this water heater is built to maintain reliable performance. For those of us living in areas with extreme weather conditions, this feature alone is a significant selling point.

Safety is another crucial aspect that has been carefully considered in the design of the Orbek propane water heater. As a CSA certified product, it comes equipped with advanced safety features such as dry combustion protection, overheat protection, and water leakage prevention. Knowing that it also includes anti-freeze and flame failure protection gives me peace of mind. It’s reassuring to invest in a product that prioritizes safety while delivering high performance.

Energy efficiency is a topic close to my heart, and the Orbek heater does not disappoint. Constructed from high-quality oxygen-free copper, the heat exchanger ensures superior heat transfer and corrosion resistance. This means not only can I enjoy hot water when I need it, but I can also save on energy costs by selecting from four heating modes tailored to the season. This adaptability is particularly appealing as it helps me manage my household expenses effectively.

One of my favorite features of this water heater is the built-in chip that adjusts heating power 20,000 times per second, maintaining a stable water temperature within 1°F. This level of precision guarantees a consistently comfortable shower experience, which is something I truly value. Additionally, the remote control and LED digital display make it incredibly user-friendly. Adjusting the temperature from 95°F to 149°F has never been easier, and the power-off memory function is a thoughtful touch that means I don’t have to reset the temperature every time.

What’s more, the Orbek tankless outdoor propane water heater is designed to work effectively even with low water pressure, starting at as low as 15 PSI. For those living in remote areas, this is a significant advantage, as it eliminates the worry about installation or performance issues due to water pressure. I also appreciate how quiet this unit operates, ensuring that my family’s peace is preserved while enjoying hot water.

Installation is also a breeze with the Orbek heater. Using the national standard 3/4″ NPT connector size and operating on 120V AC voltage, it is compatible with most homes. Its compact dimensions (15.5″L x 7.3″W x 24.0″H) ensure it won’t take up unnecessary space, which is a bonus for those with limited outdoor areas. While I always recommend professional installation for optimal performance and safety, the straightforward design means this process will be hassle-free.

the Orbek Outdoor Propane Tankless Water Heater stands out as a reliable, efficient, and safe solution for anyone looking to enjoy endless hot water on demand. Its blend of advanced features, safety protocols, and user-friendly design makes it an excellent choice for families and individuals alike. If you’re in the market for a water heater that can meet your needs while providing peace of mind, I wholeheartedly encourage you to consider the Orbek heater. It has certainly captured my attention, and I believe it could be the perfect addition to your home.

Feature	Description
Flow Rate	Up to 5.1 GPM, serving 2-4 fixtures simultaneously
BTU Rating	120,000 BTU for powerful heating
Outdoor Design	Withstands force 9 winds and IPX4 waterproof protection
Safety Features	Includes dry combustion, overheat, and water leakage protection
Energy Efficiency	Made from oxygen-free copper; four heating modes available
Temperature Control Get It From Amazon Now: Check Price on Amazon & FREE Returns Why a Tankless Outdoor Propane Water Heater is a Game Changer for Me When I first considered switching to a tankless outdoor propane water heater, I had no idea how much it would transform my daily routine. One of the most significant benefits I’ve experienced is the endless supply of hot water. With traditional water heaters, I often found myself waiting for the tank to refill, but now, I can enjoy long, relaxing showers without the worry of running out of hot water. This convenience has made my mornings much smoother and more enjoyable. Another thing I love about my tankless system is its energy efficiency. I used to dread opening my utility bills each month, but since installing the propane heater, I’ve noticed a significant decrease in my energy costs. Because it heats water on demand rather than maintaining a large tank of hot water, I’m not wasting energy on heating water I’m not using. This not only saves me money but also feels better for the environment, knowing I’m using less energy overall. Additionally, the compact design of the tankless unit has freed up space in my home. I no longer have that bulky tank taking up valuable real estate in my utility room. The outdoor installation also means that I have more flexibility in how I utilize Buying Guide for Tankless Outdoor Propane Water Heaters Understanding Tankless Outdoor Propane Water Heaters When I first considered a tankless outdoor propane water heater, I was intrigued by the idea of endless hot water. Unlike traditional heaters, these units heat water on demand, which means I wouldn’t have to wait for a tank to fill up. This feature is particularly beneficial for outdoor activities or during emergencies when hot water is needed quickly. Benefits of Tankless Outdoor Propane Water Heaters One of the major advantages I discovered is their energy efficiency. Since they only heat water as needed, they can save on fuel costs compared to conventional heaters that maintain a large tank of hot water. Additionally, their compact size allowed me to install one without needing a lot of space. I also appreciated that many models are designed to withstand outdoor elements, making them durable for various weather conditions. Key Features to Look For When I was shopping for a tankless outdoor propane water heater, I focused on several key features. First, I wanted to check the flow rate, which indicates how much hot water the unit can provide per minute. This is crucial for ensuring it meets my household or outdoor needs. Next, I considered the temperature rise capability, as it tells me how much the heater can raise the water temperature based on incoming water temperature. Energy efficiency ratings were also important; I aimed for models with high ratings to minimize my propane consumption. Size and Installation Considerations The size of the heater was another factor I had to consider. I measured the space where I planned to install the unit and researched the dimensions of various models. Additionally, I looked into installation requirements. While some units are easy to install and can be a DIY project, others might require professional installation, which can add to the overall cost. Safety Features Safety is paramount for me when dealing with gas appliances. I made sure to look for heaters with essential safety features such as flame failure devices, overheat protection, and pressure relief valves. These features provide peace of mind and help prevent accidents during operation. Maintenance and Longevity I realized that proper maintenance is essential for maximizing the lifespan of my tankless water heater. I researched the maintenance requirements for different models. Some units require regular descaling, especially in areas with hard water. Understanding these needs helped me choose a model that I could easily maintain. Budget Considerations Lastly, I had to set a budget. I found that tankless outdoor propane water heaters vary in price based on their features and brand reputation. While it was tempting to go for the cheapest option, I knew investing in a quality unit could save money on energy bills and repairs in the long run. Conclusion buying a tankless outdoor propane water heater can be a rewarding decision if I consider all the essential factors. By understanding my needs, evaluating key features, and planning for safety and maintenance, I can find a unit that enhances my outdoor experience with reliable hot water. Author Profile Steve Bunch Hi, I'm Steve Bunch. Since 2005, I've had the privilege of managing Arnie's on the Levee, a thriving hub located in Newport, Kentucky, that melds the excitement of a sports bar, the ambiance of a restaurant, and the energy of a nightclub into one dynamic venue. Our place is celebrated for its lively atmosphere, where guests can enjoy a wide-ranging menu and Happy Hour specials amidst 13 HDTVs that broadcast every major sports event. Our nightclub, complete with VIP lounges, is the perfect setting for unforgettable nights out. Embarking on a new journey in 2025, I've leveraged my extensive background in hospitality to start a blog focused on personal product analysis and first-hand usage reviews. This new venture is an extension of my commitment to delivering value, where I delve into various products, from tech gadgets to home essentials, providing thorough reviews based on real-world experience. 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