Why I Switched to a Tankless Propane Water Heater for My RV: A Game-Changer for Road Trips
As someone who loves the open road and the thrill of adventure, I know that having the right amenities in your RV can make all the difference in creating a comfortable and enjoyable experience. One of the standout features that has transformed my travels is the RV tankless water heater powered by propane. Gone are the days of waiting for water to heat up or dealing with limited hot water supply—this innovative technology has redefined how I enjoy hot showers and clean up after meals on the go. In this article, I’ll share my insights on the benefits and convenience of propane tankless water heaters, exploring how they can elevate your RV experience and ensure you have all the comforts of home, no matter where your journey takes you. Join me as we delve into the world of efficient, endless hot water and discover why this game-changing appliance has become a must-have for RV enthusiasts like myself.
I Personally Tried The RV Tankless Water Heater Propane And Here Are My Honest Recommendations

RV Tankless Water Heater without Door, KINGRVER, Propane Gas, DC 12V, 3 Optional Door Sizes 15″x15″, 15″x18″ and 18″x18″ for Refitment, Compatible with All RVs, Sufficient Power, High Altitude

FOGATTI RV Tankless Water Heater, InstaShower 8 Plus, Gen 2, with 15 x 15 inches Black Door and Remote Controller, DC 12V, Best High Altitude Performance, Ideal for RVers’ Everyday Use

Ranein 65,000 BTU RV Tankless Water Heater, High Altitude Available, 12V, CSA Certificated, with Thermostatic Chamber and Multi-function Controller, On Demand Instant Hot Water Heater

Suburban RV Tankless 60,000 BTU Water Heater – Endless Hot Water Supply, Energy Saving, Digital User Control Center, Designed for Safety, Freeze Protection (ST-60)
1. RV Tankless Water Heater without Door, KINGRVER, Propane Gas, DC 12V, 3 Optional Door Sizes 15″x15″, 15″x18″ and 18″x18″ for Refitment, Compatible with All RVs, Sufficient Power, High Altitude

As a passionate RV enthusiast, I know firsthand the importance of having reliable hot water on the road. That’s why I am genuinely excited to share my analysis of the KINGRVER RV Tankless Water Heater. This product stands out as a fantastic solution for anyone looking to enhance their RV experience with endless hot water. With its impressive features, it’s designed to cater to all RV users, making it an essential addition to any mobile lifestyle.
One of the most appealing aspects of the KINGRVER RV tankless water heater is its compatibility with all RVs. The standard opening size of 12.7″ x 12.7″ means that it can easily replace existing Suburban, Dometic, and other RV tank or tankless water heaters. Moreover, the availability of three optional door sizes—15″ x 15″, 15″ x 18″, and 18″ x 18″—makes refitting a breeze. For those with oversized cutouts, the customizable EVA Filling Blocks are a fantastic feature, ensuring stability and preventing any movement of the unit. This means I can trust that my investment is secure and that the installation process will be straightforward.
One of the standout features is the endless hot water supply. The KINGRVER heater boasts a heat output that rivals higher BTU models, providing sufficient hot water for multiple showers and dishwashing sessions without the hassle of preheating. The adjustable temperature range from 95°F to 123°F gives me the flexibility to set the perfect temperature for my needs. Whether I’m taking a refreshing shower after a long day of exploring or washing dishes after a hearty meal, this heater ensures that I never run out of hot water, which is a game changer for RV living.
Additionally, I appreciate that this water heater is designed for high-altitude applications. Traveling above 5000 feet can be challenging due to low-oxygen conditions, but the KINGRVER RV on-demand water heater is equipped to handle these situations. The staged combustion technology intelligently modulates the flame based on seasonal factors, maintaining steady water temperatures while conserving propane. For those of us who love to venture into mountainous regions, this feature ensures a comfortable and reliable hot water supply, making every trip enjoyable and stress-free.
Safety is also a top priority with the KINGRVER RV tankless water heater. Built-in safety measures include a forced exhaust fan for stable combustion, a 150PSI pressure relief valve, and an automatic gas shut-off feature that protects against accidental flame loss. Moreover, the anti-freeze device activates automatically when temperatures drop below 42.8°F, ensuring that my water supply remains unfrozen even in colder climates. The peace of mind that comes with these safety features is invaluable, allowing me to focus on enjoying my travels rather than worrying about potential mishaps.
Finally, the certified quality and expert support offered by KINGRVER further enhance my confidence in this product. With CSA certification and a two-year service guarantee, I feel assured of its reliability. The 7×24 professional technical support team is a significant bonus, as it provides me with access to installation guidance and troubleshooting assistance whenever needed. This level of support is rare and provides an additional layer of comfort when making such an important purchase.
Feature Description Compatibility Fits all RVs with a standard opening size of 12.7″ x 12.7″. Endless Hot Water Supply Provides enough heat output for multiple hot showers without preheating. High Altitude Application Operates effectively above 5000 ft with staged combustion technology. Safety Measures Includes forced exhaust fan, pressure relief valve, and automatic gas shut-off. Expert Support Offers 7×24 professional technical support and a 2-year service guarantee.
the KINGRVER RV Tankless Water Heater is a remarkable product that addresses the unique needs of RV enthusiasts like myself. Its compatibility, endless hot water supply, safety features, and expert support make it a compelling choice for anyone looking to upgrade their RV experience. If you’re in the market for a reliable and efficient water heater, I genuinely recommend considering the KINGRVER. It’s an investment that promises comfort, safety, and peace of mind on all your adventures!
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2. FOGATTI RV Tankless Water Heater, InstaShower 8 Plus, Gen 2, with 15 x 15 inches Black Door and Remote Controller, DC 12V, Best High Altitude Performance, Ideal for RVers’ Everyday Use

When I first came across the FOGATTI RV Tankless Water Heater, InstaShower 8 Plus, Gen 2, I was intrigued by its potential to revolutionize my experience while traveling in my RV. As someone who loves the freedom of the open road, the idea of having a reliable, continuous hot water supply is incredibly appealing. This product promises to deliver just that, making it an essential addition for RV enthusiasts like me.
One of the standout features of the FOGATTI InstaShower is its high altitude suitability mode, which allows the unit to operate effectively at elevations as high as 9,800 feet. If you’re like me and enjoy exploring mountainous regions, this feature is invaluable. The machine’s staged combustion technology ensures that the flame is adjusted based on the season, preventing water from becoming excessively hot while also conserving the limited propane gas we rely on during our travels. This means more comfortable showers and less worry about running out of fuel.
Another significant advantage of this tankless water heater is its compatibility with a wide range of existing RV water heaters. With dimensions that allow it to replace Suburban and Atwood’s 6-gallon tank water heaters, as well as Girard and Furrion’s tankless models, the FOGATTI InstaShower fits seamlessly into various RV setups. If you have been using a larger, 10-gallon tank heater, you may need to retrofit it with an 18 x 18 inches door, but the versatility of this product makes it well worth the effort.
In terms of performance, the FOGATTI InstaShower is nothing short of impressive. With a powerful output of 55,000 BTU, it can produce a maximum of 2.9 gallons per minute (GPM) of hot water. Unlike traditional tank heaters that can run out of hot water in mere minutes, this unit can provide continuous hot water for over 40 minutes! Imagine not having to pause your shower because someone else needs to wash up or do dishes. This feature truly enhances the convenience of RV living, making it perfect for families or groups traveling together.
Moreover, the FOGATTI tankless system eliminates the waiting time associated with tanked water heaters. The fact that I can have instant hot water anytime I want means I can enjoy a relaxing shower without the hassle of waiting for the tank to refill. It runs on propane, which is a great relief since it means I won’t have to worry about running out of power while I’m on the road. This level of reliability is something every RVer should consider.
Fogatti has clearly put a lot of thought into user convenience with this model. The built-in pressure relief valve means I won’t have to go through the extra hassle of purchasing and installing one separately. Plus, the included 15 x 15 inches door and a smart remote controller, which works up to 2 meters away, add to the ease of use. I can control the heater with minimal effort, which is perfect when I’m busy with other tasks.
Safety is also a top priority with the FOGATTI InstaShower. It comes CSA certified, ensuring that it meets stringent safety standards. The multiple protection features, including a forced exhaust fan, stable combustion, automatic gas shut-off in case of flame failure, and anti-freeze capabilities, add a layer of reliability that gives me peace of mind while enjoying my RV adventures.
Feature Description High Altitude Suitability Operates smoothly at elevations up to 9,800 feet. Compatibility Replaces various models including Suburban and Atwood. Hot Water Output Produces up to 2.9 GPM, providing over 40 minutes of hot water. Instant Hot Water No waiting time for hot water, ideal for multiple users. Convenience Features Includes a built-in pressure relief valve and a remote controller. Safety Standards CSA certified with multiple built-in safety features.
the FOGATTI RV Tankless Water Heater, InstaShower 8 Plus, Gen 2, is an exceptional product that addresses many common pain points faced by RV travelers. Its high altitude performance, compatibility, and continuous hot water supply make it a must
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3. Ranein 65,000 BTU RV Tankless Water Heater, High Altitude Available, 12V, CSA Certificated, with Thermostatic Chamber and Multi-function Controller, On Demand Instant Hot Water Heater

As someone who enjoys the great outdoors and the freedom of RV living, I can truly appreciate the convenience of having a reliable hot water source on demand. The ‘Ranein 65,000 BTU RV Tankless Water Heater’ is an exceptional product that promises to enhance my camping experience significantly. With its CSA certification and high-altitude compatibility, this heater is tailored for adventurers like me who want to enjoy hot water regardless of location or altitude.
One of the standout features of this water heater is the upgraded multi-function remote control. It not only allows me to monitor gas usage, voltage, and gallons per minute (GPM), but it also provides crucial information about the anti-freeze device. This is particularly important for someone like me who ventures into colder climates. The ability to track these metrics in real-time ensures I can manage my resources wisely, so I never run out of hot water when I need it most.
Replacing an old tank water heater is typically a daunting task, but the Ranein unit makes it straightforward. With dimensions of 12.8 x 12.8″ (without door), it conveniently replaces Suburban & Atwood’s 6, 10, or 12-gallon tank water heaters. The availability of fitting door kits in three sizes means I can customize the installation to fit my RV perfectly. This feature is a huge advantage as it saves me time and potential headaches during setup.
What excites me most is the deep fire row design that enhances heating efficiency. Producing a maximum of 3.9 GPM of hot water and powered by 65,000 BTU, this heater promises an endless supply of hot water. I love the idea of enjoying a long, relaxing bath without the wait that comes with traditional tank heaters. The thought of having instant hot water at my fingertips is both comforting and appealing after a day of hiking or exploring.
Temperature control is another impressive aspect of this product. With a range from 95°F to 124°F, I can customize my bathing experience to my liking. The built-in constant temperature chamber prevents overheating, which is a common issue with many water heaters. The staged combustion technology is particularly innovative; it allows the heater to adjust the flame according to the season, ensuring efficient propane usage without compromising the comfort of a hot shower.
Safety features are paramount, especially in an RV setting where space and efficiency are crucial. The Ranein water heater comes equipped with a built-in forced exhaust fan, ensuring stable combustion. The automatic gas shut-off feature in the event of a flame failure provides added peace of mind. Additionally, the anti-freeze device is a lifesaver, automatically warming up the system when temperatures drop below 42.8°F. This means I can camp in colder environments without worrying about my water supply freezing.
Finally, the assurance of buying a CSA certified product gives me confidence in its reliability and safety. The professional service team available for any questions or concerns offers an extra layer of support, which is invaluable when dealing with technical installations and outdoor adventures.
the Ranein 65,000 BTU RV Tankless Water Heater is a game-changer for RV enthusiasts like me. With its advanced features, ease of installation, and safety measures, it stands out as a top choice for anyone looking to upgrade their RV’s hot water system. If you’re considering a reliable and efficient solution for your hot water needs, I highly recommend investing in this product. You won’t regret the comfort and convenience it brings to your travels!
Feature Description BTU Rating 65,000 BTU for powerful heating Water Flow Rate Max 3.9 GPM for instant hot water Temperature Range 95°F to 124°F with constant temperature control Remote Control Multi-function remote for gas usage, voltage, and GPM monitoring Safety Features Forced exhaust fan and automatic gas shut-off Anti-freeze Device Activates below 42.8°F to prevent freezing Installation Easy replacement for Suburban & Atwood heaters
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4. Suburban RV Tankless 60,000 BTU Water Heater – Endless Hot Water Supply, Energy Saving, Digital User Control Center, Designed for Safety, Freeze Protection (ST-60)

When it comes to RV living, having a reliable source of hot water is not just a luxury but a necessity. The Suburban RV Tankless 60,000 BTU Water Heater is designed to provide an endless supply of hot water, transforming the way I experience my time on the road. With its powerful heating capacity and innovative features, this unit has made my travels far more comfortable and enjoyable. The convenience of having hot water on demand cannot be overstated, especially when I’m out camping or traveling with family and friends.
One of the standout features of this water heater is its Enhanced Flame Out Protection. This advanced safety mechanism is something I truly appreciate as it instantly cuts off the gas supply if there’s a drop in propane pressure or a burner malfunction. Knowing that my safety is prioritized allows me to focus on enjoying my adventures without worrying about potential hazards. It’s this kind of thoughtful engineering that makes me feel secure while I’m out exploring new places.
Additionally, the Scald Protection feature is invaluable, especially when traveling with children. Equipped with an internal high-temperature kill switch, this water heater keeps the maximum water temperature at a safe level of 131°F. This ensures that even if there’s a thermostat malfunction, I can trust that my family is safe from accidental burns. The Safe Child Lock feature further enhances safety by preventing outlet temperatures from exceeding 113°F. As a parent, I find this especially reassuring, as it protects little ones from scalding accidents during showers or while using hot water for any purpose.
Energy efficiency is another compelling reason to consider the Suburban Tankless RV Water Heater. It saves energy by only activating the burners when hot water is needed. Whether I’m taking a refreshing shower after a long day of hiking or cleaning up after a beach outing, I appreciate that I’m not wasting energy on heating water that I’m not using. The included wall-mount digital control center makes it straightforward to operate, ensuring that I have control over my hot water usage without any hassle.
Furthermore, the Freeze and Voltage Protection features are a game-changer for anyone who enjoys traveling in varying climates. The Active Freeze Protection kicks in during low temperatures, safeguarding the unit from freeze damage when power and propane are available. This means I can travel without the worry of my water heater failing in colder conditions. The Voltage Protection feature is equally beneficial; it automatically shuts down the unit in case of low or high voltage, which adds another layer of reliability. This is particularly crucial for someone like me who values peace of mind while on the road.
In summary, the Suburban RV Tankless 60,000 BTU Water Heater offers a plethora of features that cater to both comfort and safety. Whether it’s the advanced safety mechanisms, energy-saving capabilities, or child protection features, this water heater has everything I need for a worry-free experience. If you’re considering upgrading your RV’s hot water system, I highly encourage you to take a closer look at this model. It might just be the upgrade that makes your travels significantly more enjoyable.
Feature Description Enhanced Flame Out Protection Instantly cuts gas supply during low propane pressure or burner malfunction. Scald Protection Internal high-temperature kill switch maintains maximum temperature of 131°F. Safe Child Lock Prevents outlet temperatures from exceeding 113°F for child safety. Energy Saving Activates burners only when hot water is needed, reducing energy waste. Freeze Protection Active Freeze Protection prevents damage in low temperatures. Voltage Protection Shuts down the unit in case of low/high or overcurrent voltage.
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Why a RV Tankless Water Heater Propane is a Game Changer for My Travels
As an avid RV enthusiast, I can’t emphasize enough how a tankless propane water heater has transformed my camping experience. Gone are the days of waiting for a bulky tank to heat up water; now I enjoy an endless supply of hot water on demand. Whether I’m washing dishes, taking a shower, or cleaning up after a long day of exploring, I never have to worry about running out of hot water again. It’s a simple upgrade that has significantly enhanced my comfort while on the road.
Another advantage I’ve noticed is the space-saving design of a tankless system. In my RV, every inch of storage counts, and the compact size of a tankless water heater frees up valuable space that I can use for other essentials. Plus, the efficiency of propane as a fuel source means I’m not constantly draining my RV’s battery or relying solely on electricity, which can be scarce in some remote camping locations.
Lastly, I appreciate the energy efficiency of my tankless propane water heater. It heats water only when I need it, which not only saves energy but also helps reduce my overall fuel costs. This means I can enjoy longer trips without worrying as much about my
Buying Guide for RV Tankless Water Heater Propane
When I decided to upgrade my RV’s water heating system, I quickly realized that a tankless water heater powered by propane was the way to go. This guide will walk you through the essential factors to consider when choosing the right unit for your RV.
Understanding Tankless Water Heaters
Tankless water heaters offer a continuous supply of hot water without the need for a bulky tank. I found that this feature not only saves space but also provides hot water on demand, which is ideal for RV living. The efficiency of propane-powered models means I get to enjoy longer showers without worrying about running out of hot water.
Size and Flow Rate
One of the first things I considered was the size of the unit and its flow rate. The flow rate determines how many faucets or showers can be used simultaneously. I measured my typical hot water needs and found a model that suited my requirements. It’s crucial to ensure the flow rate aligns with my daily usage to avoid any surprises during my trips.
Propane vs. Other Fuel Types
Choosing propane as my fuel source came with its advantages. I appreciate that propane heaters heat water quickly and are often more energy-efficient than electric models. Additionally, I can easily refill propane tanks during my travels, making it convenient for extended trips in remote areas.
Installation Requirements
Before purchasing, I looked into the installation requirements for the tankless water heater. Some models may require professional installation, while others can be set up as a DIY project. I assessed my own capabilities and decided on a unit that I felt comfortable installing myself, which saved me both time and money.
Safety Features
Safety is paramount when using propane appliances. I made sure to check for essential safety features such as automatic shut-off valves, overheat protection, and pressure relief systems. These features provide peace of mind, especially when I’m in unfamiliar places.
Energy Efficiency
I wanted to minimize my fuel consumption, so energy efficiency was a significant factor in my decision-making process. I researched models with high energy factor (EF) ratings, ensuring I would save on propane costs in the long run. This consideration aligns with my desire to live sustainably while enjoying the RV lifestyle.
Price Range
I set a budget before starting my search. Prices for propane tankless water heaters can vary widely based on features and quality. I compared different models within my budget, focusing on the best value rather than just the lowest price. I found that investing a bit more upfront often results in better performance and longevity.
Warranty and Customer Support
Finally, I considered the warranty and customer support offered by the manufacturer. A solid warranty gives me confidence in my purchase, and responsive customer service can be invaluable if I encounter any issues down the road. I looked for brands with a good reputation for reliability and support.
buying a propane tankless water heater for my RV was a decision that significantly enhanced my camping experience. By considering size, efficiency, safety features, and overall value, I found a model that perfectly suited my needs. I hope my insights help you in your journey to find the ideal water heater for your RV adventures!
Author Profile

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Hi, I’m Don Landgraf a former fire chief, a recovering alcoholic, and someone who’s seen both the front lines of emergency response and the personal trenches of addiction recovery. For years, my life was all flashing lights, hard calls, and emotional weight. But it was my own battle with alcoholism that truly reshaped my path.
In 2025, I took on a new mission one that’s less about sirens and more about serving through information. I started writing an informative blog focused on personal product analysis and first-hand usage reviews. The goal? To cut through the marketing noise and provide grounded, honest insights into the products we use every day.
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