Why I Switched to an LP Tankless Water Heater for My RV: My Expert Experience and Tips

As an avid RV enthusiast, I know firsthand the importance of having reliable hot water on the road. Whether it’s a refreshing shower after a long day of hiking or washing dishes after a cozy meal, hot water is an essential comfort that can make or break an adventure. That’s where the LP tankless water heater for RVs comes into play. These innovative systems are designed to provide endless hot water without the bulk and weight of traditional tanks, making them the perfect companion for those of us who love to explore the great outdoors. In this article, I’ll dive into the world of LP tankless water heaters, sharing insights on their benefits, how they work, and why they might just be the upgrade your RV needs to enhance your travel experiences. Join me as we discover the convenience and efficiency of this game-changing technology!

I Personally Tried The LP Tankless Water Heater For RV And Here Are My Honest Recommendations

1. GIRARD Tankless RV Water Heater, 12V Power, 42,000 BTUs, Quiet Operation, Onboard Microprocessor, Digital User Control Panel, Freeze Protection, Easy Installation – 2022107534

As I explore the features of the GIRARD Tankless RV Water Heater, I am truly impressed by its innovative design and powerful performance. With a staggering output of 42,000 BTUs, this unit is engineered to provide continuous hot water, catering specifically to the unique plumbing needs of RV living. Whether I’m taking a quick shower after a day of outdoor adventures or washing dishes in the middle of my travels, having a reliable source of hot water is essential. This unit ensures that I can enjoy a consistent and comfortable experience without the worry of running out of hot water.

One of the standout features for me is its quiet operation. The brushless motor operates on 12V power and draws less than three amps, making it nearly noiseless. This is particularly beneficial when I’m camping in serene environments, where the last thing I want is a loud water heater disrupting the peace. The quiet operation allows me to enjoy my surroundings without any distractions, which is a significant advantage for RV enthusiasts who value tranquility in nature.

Another aspect I appreciate is the onboard microprocessor that continuously monitors the water temperature and flow rate. It actively maintains a steady water flow, which is crucial for preventing those unexpected cold spots during a shower or scalding hot water that can be a safety concern. This feature gives me peace of mind, knowing that I can control the temperature effectively and safely, enhancing my overall comfort during my RV experience.

Efficiency is key for RV living, and the GIRARD Tankless Water Heater excels in this regard. Consuming only half the LP gas compared to traditional six-gallon tank water heaters, it stands out as a cost-effective option for my travels. This not only allows me to save on fuel costs but also extends the time I can spend enjoying my trip without constantly worrying about refueling or replenishing resources. It’s an environmentally friendly choice as well, which aligns with my personal values.

The intelligent digital user control panel is another feature I find incredibly useful. It allows me to easily adjust the temperature settings between 95°F to 124°F and even switch between Fahrenheit and Celsius. This level of customization means I can tailor my hot water experience based on my preferences or the requirements of my activities. Additionally, having real-time temperature readings and error codes displayed on the panel simplifies troubleshooting if any issues arise, making maintenance much more manageable.

Finally, while the GIRARD Tankless RV Water Heater is designed for optimal performance, I must emphasize the importance of professional installation. Although the unit is marketed as easy to install, having a qualified technician handle the installation ensures that everything is set up correctly and operates safely. This added layer of assurance is something I highly recommend considering, as it can save me time and potential headaches down the line.

In summary, the GIRARD Tankless RV Water Heater is a remarkable investment for anyone who loves the freedom of RV living. Its powerful performance, quiet operation, consistent temperature maintenance, high efficiency, and intelligent controls make it a standout choice for hot water needs on the road. If you’re looking to enhance your RV experience, I genuinely believe that this product will exceed your expectations and provide you with the comfort and reliability you deserve. Don’t miss out on the opportunity to elevate your travels!

Feature	Details
BTU Output	42,000 BTUs for optimal performance
Power Source	12V power with less than 3 amps draw
Operation	Quiet brushless motor
Temperature Control	Adjustable between 95°F to 124°F
Efficiency	Consumes half the LP gas of traditional tanks
Control Panel	Digital display with temperature readings and error codes
Installation	Professional installation recommended

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2. FOGATTI RV Tankless Water Heater, InstaShower 7, 3 Optional Door Sizes 15″x15″, 15″x18″ and 18″x18″ for Refitment, DC 12V, Optimized Summer Comfort Performance, Ideal for RVers’ Family Use

I recently came across the FOGATTI RV Tankless Water Heater, InstaShower 7, and I must say, it’s a game-changer for anyone who enjoys the RV lifestyle. As someone who values both comfort and efficiency while on the road, I find this product to be an excellent investment for RVers, especially families. With its ability to deliver instant hot water, this tankless water heater not only meets the needs of my busy lifestyle but also redefines convenience during our travels.

One of the standout features of the FOGATTI InstaShower 7 is its capability to replace all RV water heaters with ease. The product comes with three door size options—15″x15″, 15″x18″, and 18″x18″—and is available in two stylish colors black and white. This flexibility is crucial for anyone looking to upgrade or refit their existing RV electric or tankless water heater. No more cumbersome installation processes; I appreciate that the right fit can dramatically enhance the aesthetics and functionality of my RV.

The instant hot water feature is nothing short of remarkable. With a staggering output of 2.5 gallons per minute and a heat output of 48,000 BTU, I can enjoy hot showers, wash dishes, or clean my hands without the dreaded wait. This tankless technology is particularly beneficial because it only uses energy when hot water is required, making it an eco-friendly option. I can confidently say goodbye to the inconvenience of waiting for water to heat up or the hassle of frequently replacing anode rods that traditional tank heaters require.

Another aspect I find incredibly appealing is the unique and distinctive features designed specifically for RV enthusiasts. The high-altitude suitability mode allows the heater to function seamlessly, even at altitudes of 9,800 feet. This is particularly important for those of us who love to explore mountainous regions. Additionally, the staged combustion technology ensures consistent temperatures, minimizing the risk of cold spots or scalding during showers. The ability to mix cold water for a customized temperature is a thoughtful touch that enhances the overall experience.

FOGATTI has truly upgraded the user experience with the InstaShower 7. The inclusion of a high-quality 150 PSI pressure relief valve means I don’t have to go out and buy one separately; it’s all part of the package. The intelligent remote controller, which extends 6.6 feet, allows me to adjust the water temperature conveniently, ranging from 95°F to 123°F. This means I can set the perfect temperature for my family’s needs without having to get up from my comfortable spot.

Safety and reliability are also paramount when it comes to choosing a water heater, and the FOGATTI InstaShower 7 does not disappoint. With CSA certification and multiple safety features, such as a built-in forced exhaust fan and automatic gas shut-off, I can use this heater with peace of mind. The antifreeze protection feature ensures that the system remains functional even in colder weather, making it ideal for year-round RV enthusiasts.

Lastly, I appreciate the installation and operation assistance that FOGATTI offers. If I ever have questions or face challenges during installation, the support team is there to help. This kind of customer service makes a significant difference in the overall experience and adds to my confidence in the product.

Feature	Details
Door Options	15″x15″, 15″x18″, 18″x18″ (Black & White)
Hot Water Output	2.5 gallons per minute
Heat Output	48,000 BTU
High-Altitude Suitability	Operates smoothly up to 9,800 feet
Temperature Range	95°F to 123°F (Remote Controlled)
Safety Features	CSA Certified, Automatic Gas Shut-off, Antifreeze Protection

I wholeheartedly recommend the FOGATTI RV Tankless Water Heater, InstaShower 7, to anyone looking to enhance their RV experience. Its modern features, safety standards, and energy efficiency make it an ideal choice for families on the go. I believe this product will not only meet but exceed your expectations, providing comfort and reliability wherever your adventures take you. Don’t miss out on the opportunity to upgrade your RV experience; this is a purchase

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3. RV Tankless Water Heater Propane Gas, RVPart Pro, with 15″x15″ Black Door and Remote Controller, DC 12V, 7×24 Technical Support, High Altitude, Easy Installation, Compatible with All RVs,GT42,Black

As I dive into the world of RV travel, one of the most essential amenities that can significantly enhance my experience is a reliable source of hot water. This brings me to the RV Tankless Water Heater Propane Gas from RVPart Pro. This product is a game-changer for anyone who enjoys the freedom of life on the road, offering an incredible solution to the age-old problem of hot water supply in recreational vehicles. With its advanced features and user-friendly design, it stands out as an ideal choice for RV enthusiasts like me.

One of the standout features of this water heater is its instant hot water supply. Unlike traditional tank water heaters, which require preheating and can leave me waiting for long periods, this tankless model delivers an uninterrupted stream of hot water. Imagine being able to take multiple showers back-to-back without the anxiety of running out of hot water! This is especially beneficial when traveling with family or friends, ensuring that everyone can enjoy a hot shower whenever they want. The use of propane as a heating source also alleviates the worry of depleting battery power, making it a practical choice for RV life.

Another aspect that impresses me is its high-performance technology. With an output power of 42,000 BTU and a copper heat exchanger, this heater is designed to perform exceptionally well even in high-altitude areas. Many RVers, including myself, often venture into mountainous regions, and this product is engineered to thrive in such environments. The segmented combustion feature is a clever addition that prevents overheating during warmer months, ensuring that we have a consistent and safe hot water supply all year round.

Operating the RVPart Pro tankless water heater is incredibly user-friendly, thanks to its built-in microcomputer control panel. I can easily adjust the water temperature anywhere between 95 to 124 degrees Fahrenheit, which is perfect for customizing my shower experience. Additionally, the error codes provided for troubleshooting make it simple to address any issues that may arise, ensuring that my hot water supply is never compromised.

Its compact and lightweight design is another significant advantage. The 15″x15″ door size and 13″x13″ opening make installation straightforward, even in tight spaces typical of RVs. This means I don’t have to sacrifice valuable storage space or make extensive modifications to accommodate the heater. The ease of installation is a major selling point for someone like me who appreciates simplicity and efficiency.

Safety is a crucial consideration for any appliance, and the RVPart Pro water heater does not disappoint. With CSA certification and a 24-month service guarantee, I feel confident in the reliability of this product. It comes equipped with several safety features, including a built-in forced exhaust fan, stable combustion, freeze protection, and an automatic gas shut-off in case of accidental extinguishing. Knowing that I have these safety measures in place allows me to relax and enjoy my travels without unnecessary worry.

the RV Tankless Water Heater Propane Gas from RVPart Pro is an exceptional product that enhances the RV experience by providing instant hot water, high-performance technology, user-friendly operation, a compact design, and vital safety features. For anyone considering upgrading their RV’s water heating system, I wholeheartedly recommend this model. It has transformed my travels, and I believe it can do the same for you. So why wait? Make your RV adventures more enjoyable and hassle-free by investing in this reliable tankless water heater today!

Feature	Description
Instant Hot Water Supply	Delivers a constant stream of hot water for multiple showers without preheating.
High-Performance Technology	42,000 BTU output with oxygen-free copper heat exchanger, optimized for high-altitude use.
User-Friendly Operation	Built-in microcomputer control panel for easy temperature adjustments and troubleshooting.
Compact Design	Lightweight and easy installation with a 15″x15″ door size.
Safety Features	Includes forced exhaust fan, stable combustion, freeze protection, and automatic gas shut-off.

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4. Tankless Water Heater Propane 4.21GPM 16L Outdoor Portable GasHot Water Heater Instant Propane Water Heater with Digital Display Multi-Protection for Camping Trips Boat Cabins

As someone who enjoys outdoor adventures and values comfort in everyday life, I find the Tankless Water Heater Propane 4.21GPM 16L Outdoor Portable Gas Hot Water Heater to be an absolute game-changer. This product perfectly blends convenience and efficiency, allowing me to have instant access to hot water no matter where my escapades take me. Whether I’m camping in the woods, spending time on my boat, or just enjoying a relaxing day at the cabin, having a reliable source of hot water enhances my experience significantly.

The first feature that stands out to me is its efficient and energy-saving design. With an impressive maximum power output of 68,000 BTU/hour, I can enjoy endless hot water without worrying about high energy consumption. The advanced combustion technology not only ensures that I get hot water quickly, but it also minimizes the noise typically associated with water heaters. This means I can enjoy a peaceful environment while still enjoying the luxury of a warm shower after a long day of exploring.

Safety is a paramount concern for me, especially when it comes to using gas appliances. The CSA approved safety features of this tankless water heater put my mind at ease. With a flame failure device, anti-freezing protection, and overheating protection, I can use this unit confidently knowing that it adheres to Canadian and US safety standards. The automatic pressure adjustment feature, which regulates water pressure between 3.6-110 PSI, adds another layer of safety that I greatly appreciate.

Portability is another major selling point for me. The compact size (13.4 x 5.9 x 21.65 inches) and lightweight design make it easy to carry wherever I go. Whether I’m setting up camp or heading to the beach, I can quickly pack this unit without worrying about it taking up too much space. The one-button shower head feature to stop water flow is not only convenient but also promotes water conservation, something I value highly during outdoor trips.

I also appreciate how easy it is to install the unit. With all necessary accessories and BSP pipe fittings included, I can set it up without needing to hire a professional. The clearly labeled interface ports make installation straightforward, allowing me to focus on enjoying my outdoor experience rather than struggling with complex setups. However, I am mindful of the installation safety tips, ensuring that I check for leaks before operation to prevent any mishaps.

This tankless water heater is versatile, making it perfect for various outdoor activities. Whether I’m taking a refreshing shower after a long hike, bathing my pet, or washing off after a day at the beach, this unit provides the hot water I need, when I need it. Its compact design is perfect for outdoor enthusiasts like me who appreciate having creature comforts even in the great outdoors.

In summary, the Tankless Water Heater Propane 4.21GPM 16L Outdoor Portable Gas Hot Water Heater is not just a functional appliance; it’s a lifestyle enhancer. With its energy efficiency, safety features, portability, and ease of installation, it’s designed for individuals like me who value convenience and comfort while enjoying outdoor activities. If you are looking for a reliable hot water solution for your adventures, I highly recommend considering this product. It’s a small investment that can make a world of difference in your outdoor experiences.

Feature	Description
Power Output	68,000 BTU/hour for instant endless hot water
Energy Saving	11.5% energy saving technology
Safety	CSA Approved, flame failure device, anti-freezing & overheating protection
Portability	Compact size (13.4×5.9×21.65 inches) and lightweight
Easy Installation	Includes BSP pipe fittings and necessary accessories
Applications	Ideal for camping, RVs, outdoor showers, and pet washing

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Why an LP Tankless Water Heater for My RV Makes Sense

When I decided to upgrade my RV, one of the first things I considered was the water heating system. The traditional tank water heaters just weren’t cutting it for me anymore. After some research, I came across LP tankless water heaters, and I can confidently say it was one of the best decisions I made for my RV experience.

The biggest advantage I found with an LP tankless water heater is the endless supply of hot water. Unlike conventional systems that have a limited capacity, my tankless heater provides hot water on demand. This means I can take a long, relaxing shower after a day of hiking without worrying about running out of hot water. It’s such a relief not to have to time my showers or rush to get clean before the hot water runs out!

Another significant benefit I’ve noticed is the space-saving design. My RV has limited room, and the compact size of the tankless system fits perfectly. It frees up valuable storage space that I can use for other essentials. Plus, since it runs on LP gas, I don’t have to rely on electricity, which is a game changer when I’m boondocking in remote areas. I can enjoy all the comforts of home,

Buying Guide for LP Tankless Water Heater for RV

Understanding the Basics

When I first considered an LP tankless water heater for my RV, I realized it was essential to understand how these systems work. Unlike traditional water heaters, tankless models heat water on demand. This means I can enjoy a continuous supply of hot water without waiting for a tank to refill.

Why Choose LP Tankless Water Heaters?

I chose LP (liquefied petroleum) for my RV because it’s efficient and burns cleanly. LP tankless water heaters are lightweight, saving me valuable space in my RV. Additionally, they provide hot water quickly, which is a huge plus after a long day of outdoor activities.

Key Features to Consider

As I began my search, I noted several key features that are crucial for choosing the right unit:

1. Flow Rate: I found it important to consider the flow rate, measured in gallons per minute (GPM). This determines how much hot water I can get at once. I made sure to choose a heater that can handle my needs, especially when multiple fixtures may be in use simultaneously.

1. Temperature Rise: The temperature rise is the difference between the incoming water temperature and the desired output temperature. I made sure to check the specifications to find a model that could deliver hot water even in cooler climates.

1. Ignition System: I discovered that there are two types of ignition systems: electronic and manual. I preferred the convenience of an electronic ignition system for quick and easy operation.

1. Safety Features: Safety is non-negotiable for me. I looked for features like flame failure protection and overheat protection to ensure safe operation during my travels.

Size and Installation Requirements

Before purchasing, I measured the available space in my RV. LP tankless water heaters come in various sizes, so I ensured to choose one that fit without compromising other essential components. Additionally, I considered the installation requirements, including ventilation and gas line compatibility.

Fuel Efficiency

I wanted to make sure that my investment in an LP tankless water heater would be cost-effective. I looked for models that boast high energy efficiency ratings. A more efficient system means I can save on fuel costs during my trips.

Maintenance and Durability

I learned that regular maintenance is crucial for the longevity of my tankless water heater. I looked for models that are easy to clean and have accessible parts. Checking the warranty also gave me peace of mind regarding durability and long-term performance.

Budget Considerations

Setting a budget was an essential part of my buying journey. I found that LP tankless water heaters come at various price points. While I wanted to stay within my budget, I also considered the long-term savings on energy and water costs.

Reading Reviews and Gathering Experiences

Before making my final decision, I spent time reading user reviews and experiences. Hearing firsthand accounts from other RV owners helped me understand the pros and cons of different models. I sought out feedback on performance, reliability, and customer service.

Final Thoughts

Purchasing an LP tankless water heater for my RV has been one of my best decisions. It enhances my camping experience by providing hot water on demand. By considering the key features, installation needs, and budget, I found a system that works perfectly for my lifestyle. I recommend taking your time during this process, as the right water heater can significantly impact your RV adventures.

Author Profile

Rita Lewis

Hi, I’m Rita Lewis. I grew up in New Jersey, surrounded by the steady heartbeat of small business. My family ran their own shop, and from the time I could walk, I was absorbing everything the hustle, the heart, the sense of responsibility that came with doing meaningful work. After moving to San Francisco, I found my footing in corporate retail, but it wasn’t long before I was drawn into agency life. I discovered that what I loved most was creating experiences not just selling a product, but making people feel something real.

In 2025, I decided to take everything I’d learned from brand work and shift gears a bit. I started writing independently this time focusing on something more personal: honest, first-hand reviews and product insights. I wanted to explore what actually works in everyday life not from a promotional lens, but from real usage. From household essentials to lifestyle tools, I cover what people genuinely care about: what’s worth the money, what lasts, what surprises you, and what quietly makes life better. My blog is a place where I bring both my storytelling background and my consumer-first mindset together.

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