Why I Trust the Atwood RV Water Heater: An Expert’s Firsthand Experience

When I first started exploring the world of RV living, one piece of equipment quickly became a game-changer for my comfort on the road: the Atwood RV water heater. Whether it’s a chilly morning or a long day of travel, having reliable hot water is something I never want to be without. The Atwood water heater has earned its reputation for efficiency and durability among RV enthusiasts like me, making those everyday routines feel a little more like home. In this article, I want to share what makes this water heater stand out and why it might just be the perfect addition to your RV setup.

I Tried the Atwood RV Water Heater Myself and Here Are My Honest Recommendations

1. Suburban Advantage Direct Fit 6 Gallon Steel Tank Water Heater SAW6D, Direct Spark Ignition (DSI), LP Gas, RV Instant Hot Water, Long Lasting (5320A)

When I first came across the Suburban Advantage Direct Fit 6 Gallon Steel Tank Water Heater SAW6D, I was immediately intrigued by its promise of being a direct fit replacement for my RV’s existing 6-gallon aluminum tank water heater. This product is designed specifically for RV owners like me who want an easy upgrade without the hassle of major modifications. The fact that it replaces competitive models without requiring any unsightly or unnecessary RV sidewall changes is a huge relief. It means I can maintain the aesthetic and integrity of my RV while upgrading to a more reliable and long-lasting water heater.

One of the standout features for me is the no-modifications-needed installation. From my experience, any RV upgrade that requires cutting or altering cabinets and plumbing can be stressful and time-consuming. This unit eliminates all that. The ease of installation not only saves me time and effort but also reduces the risk of installation errors or damage to my RV’s interior. This smooth upgrade process makes it accessible even for those who may not be professional installers, which is a significant advantage for DIY enthusiasts.

Durability is another critical aspect I look for in an RV water heater, and the Suburban Advantage doesn’t disappoint. Its porcelain-lined steel tank gives me confidence in the longevity of the product. Unlike aluminum tanks that can corrode or degrade faster, this tank’s residential-style construction ensures it’s built to withstand the rigors of RV life for years. This means fewer worries about premature failures or leaks, allowing me to enjoy instant hot water without constant maintenance concerns.

The advanced corrosion protection system with a replaceable anode rod is a thoughtful addition. I appreciate how the anode rod doubles as a drain, simplifying maintenance tasks. This feature not only extends the lifespan of the water heater but also makes upkeep straightforward, which is essential when on the road or camping in remote locations. Knowing I can easily maintain the tank’s integrity gives me peace of mind that this product is a long-term investment rather than a temporary fix.

Additionally, the optional electric element offers flexible power options that suit different camping scenarios. Whether I’m relying on LP gas or have access to electricity, the water heater can adapt to maximize recovery rates. The specifications—10,000 BTU input, 14.14 gallons per hour recovery on LP gas, 6.10 gallons per hour on electric, and 20.24 gallons per hour when using both—indicate efficient and rapid heating capacity. This versatility ensures that I have instant hot water ready regardless of the power source, improving my overall RV experience significantly.

To sum up, here’s a quick comparison table highlighting the key benefits of the Suburban Advantage Direct Fit 6 Gallon Steel Tank Water Heater

Feature	Benefit to Me as an RV Owner
Direct Fit Replacement	Easy upgrade without modifying RV sidewalls or existing structures
No Modifications Needed	Hassle-free installation saving time and avoiding damage
Porcelain Lined Steel Tank	Long-lasting durability with residential-grade quality
Advanced Corrosion Protection with Anode Rod	Extended tank life and simplified maintenance
Optional Electric Element	Flexible power options with efficient hot water recovery
LP Gas & Electric Combined Recovery	Fastest heating to meet my hot water needs quickly

Overall, if you’re like me and value reliability, ease of installation, and long-term performance in your RV water heater, the Suburban Advantage SAW6D is definitely worth considering. It blends convenience with durability and advanced features that enhance the RV lifestyle. While the upfront decision to upgrade can feel significant, the benefits this water heater offers make it a smart investment that will keep your hot water flowing smoothly for many adventures to come.

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2. Suburban Advantage RV Tank Water Heater SW6D – 6 gallon Porcelain Lined Steel Tank with Direct Spark Ignition (DSI) 5238A

When I first came across the Suburban Advantage RV Tank Water Heater SW6D, I was immediately drawn to its robust design and thoughtful engineering tailored specifically for RV enthusiasts like me. The 6-gallon porcelain-lined steel tank stood out because it echoes the quality and durability found in residential water heaters. This means that, unlike many RV water heaters that might wear out quickly, this unit promises years of reliable hot water, which is essential for anyone spending extended time on the road or at remote campsites.

One feature I truly appreciate is the advanced corrosion protection system. The replaceable anode rod not only safeguards the tank from rust but also doubles as a drain, making maintenance much simpler than I expected. This dual functionality means I can easily perform upkeep without needing professional help, which is a huge plus when you’re on the go. Knowing that I can extend the lifespan of the water heater with such easy maintenance definitely gives me peace of mind.

The flexibility of power options is another major advantage. Having the choice to use an optional electric element means I can heat water using campsite electrical hookups or a generator, not just propane gas. This versatility is invaluable because it adapts to my varying travel situations and energy availability. Whether I’m parked at a full-service RV park or boondocking in a remote area, I can still enjoy hot water without worrying about fuel limitations.

Suburban’s exclusive heat transfer technology also impressed me. The specialized flue tube design slows down combustion, maximizing heat transfer efficiency. This means the water heats faster and energy is conserved, which is critical when managing power resources in an RV. Faster hot water recovery times directly translate into comfort and convenience, especially during busy mornings or after long days outdoors.

Looking at the specifications, the compact size of roughly 12.7″ x 12.7″ x 19.2″ means it fits well into standard RV compartments without requiring modifications. The BTU rating of 12,000 and the optional 1,440-watt electric element offer solid heating performance, with gas-only recovery rates of 10.1 gallons per hour and electric-only rates of 6.1 gallons per hour. These numbers reassure me that the heater can keep up with typical RV water usage, even for families or groups.

The product is backed by a 2-year limited warranty on the unit and a 3-year limited warranty on the tank, which signals confidence from the manufacturer in the product’s durability and reliability. For me, warranties are a crucial factor because they reduce the risk associated with investing in equipment that’s expected to perform consistently over time.

Feature	Benefit
6-Gallon Porcelain-Lined Steel Tank	Durability and longevity similar to residential heaters
Replaceable Anode Rod (also acts as drain)	Enhanced corrosion protection and easy maintenance
Optional Electric Element	Flexible power source options (campsite or generator)
Exclusive Flue Tube Heat Transfer Design	Optimized heating efficiency and energy savings
Compact Size (12.69″ x 12.69″ x 19.19″)	Fits standard RV compartments with ease
12,000 BTU Gas and 1,440W Electric Input	Fast water recovery rates suitable for most RV needs
Warranty	2-year limited unit warranty, 3-year tank warranty for peace of mind

Overall, if you’re like me and rely heavily on your RV’s water heater for comfort during travel, the Suburban Advantage SW6D strikes a great balance between durability, efficiency, and versatility. It’s not just a functional appliance but an investment in consistent hot water availability and reduced maintenance hassle. While it may require a bit more upfront commitment compared to basic models, the long-term benefits and peace of mind it offers make it a smart choice for any serious RV owner. I genuinely recommend giving this water heater serious consideration if you want reliable performance that stands the test of time on your adventures.

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3. Dometic WH-10GEA 10-Gallon Water Heater, Gas/Electric

When I first came across the Dometic WH-10GEA 10-Gallon Water Heater, Gas/Electric, I was immediately impressed by its versatile fuel options and thoughtful design. Having a water heater that runs on both gas and electric power means I’m not tied down to a single energy source, which is crucial for those like me who enjoy camping, RV living, or need a reliable water heater in areas with fluctuating power availability. The dual fuel capability adds a layer of flexibility that many other units simply don’t offer.

One of the standout features for me is the electronic-ignition burner providing 10,000 BTUs. This means efficient, powerful heating that can quickly supply hot water when I need it most. The electronic ignition also eliminates the hassle of a pilot light, making startup smoother and safer. It’s clear that Dometic designed this with convenience and reliability in mind, which is exactly what I look for in a water heater.

The lightweight aluminum tank is another feature that caught my attention. Unlike traditional steel tanks that require anodes to prevent corrosion, this model’s aluminum construction means I don’t have to worry about maintaining or replacing anodes over time. This reduces maintenance efforts and potential costs in the long run, which is a big plus for me as someone who prefers low-maintenance appliances. Plus, aluminum’s natural resistance to corrosion ensures durability, especially in mobile or outdoor environments.

Capacity-wise, the 10-gallon tank is 66% larger than the standard size I’ve seen in many comparable units. For my household or camping group, this means more hot water available before needing to wait for a refill or reheating cycle. It’s especially beneficial when multiple people need to use hot water within a short period, such as mornings or evenings. This larger capacity enhances comfort and convenience, reducing any worries about running out of hot water.

Lastly, the pre-installed winterization bypass kit is a thoughtful inclusion that I truly appreciate. It simplifies the process of winterizing the water heater, which is vital if you live in or travel to colder climates. This feature helps prevent freeze damage, extending the lifespan of the unit and providing peace of mind during off-seasons. For me, this means less hassle and better protection, allowing me to focus on enjoying my time rather than worrying about equipment maintenance.

To help summarize, here’s a quick overview of the key features and how they benefit me

Feature	Benefit
Gas/Electric Dual Fuel	Flexible energy options for varied situations and locations
Electronic-Ignition Burner (10,000 BTUs)	Efficient, powerful heating with easy and safe startup
Lightweight Aluminum Tank	Corrosion-resistant, low maintenance, and durable
10-Gallon Tank Capacity	Larger hot water supply reduces wait times and increases comfort
Pre-Installed Winterization Bypass Kit	Protects against freeze damage, simplifies winterizing process

Overall, I find the Dometic WH-10GEA 10-Gallon Water Heater a smart investment for anyone needing reliable and versatile hot water on the go or in challenging environments. Its thoughtful features cater well to RV owners, campers, and anyone who values convenience, durability, and flexibility. If you’re looking for a water heater that covers your bases without complicating things, this model is definitely worth considering.

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4. RV Tankless Water Heater, On Demand Instant Propane Gas RV Hot Water Heater, DC 12V, 16 x 16 inch Door & Front Water Outlet, 55000 BTUs 3.9 GPM, Compatible with All RVs, Camper, CSA Certificated

When I first came across the RV Tankless Water Heater, On Demand Instant Propane Gas RV Hot Water Heater, I was immediately intrigued by its promise of convenience and efficiency tailored specifically for RV owners like myself. The upgraded design with two water outlets is a standout feature that really caters to versatile usage. Being able to have hot water available not just inside the RV but also outside is a game-changer, especially for outdoor enthusiasts who enjoy rinsing off after a hike or washing dishes outside. The inclusion of the shower head kit in the package means I don’t have to worry about sourcing extra parts, making it a truly ready-to-use solution for on-the-go hot water needs.

The fact that this heater replaces all standard RV water heaters with a larger 16 x 16 inch door and a 13 x 13 inch opening means installation is straightforward and secure. The wider door size enhances safety and accessibility, which is something I appreciate when upgrading my RV’s components. Additionally, the smart remote control that works up to 6.6 feet away adds a layer of convenience. I can adjust water temperature or turn the heater on without needing to be right next to the unit, which is perfect for when I’m inside relaxing and want to prepare hot water quickly.

One of the most compelling reasons I would consider this tankless water heater is the promise of endless hot water. With 55,000 BTUs and a flow rate of 3.9 gallons per minute, it delivers a powerful and consistent stream of hot water without the typical wait or limitations of tank heaters. This means multiple showers or simultaneous tasks like washing dishes and showering can be handled effortlessly. The rapid heating time of just 25 seconds to reach 124°F ensures comfort and efficiency, reducing water waste and the frustration of cold bursts. For anyone who values performance and speed, this is a significant benefit.

Comfort and safety are clearly priorities with this model. The constant water temperature control through high-efficiency heating coils and a microcomputer control system ensures that I won’t experience uncomfortable temperature swings. The temperature range of 95°F to 124°F is ideal for various needs, and the staged combustion technology means energy is used wisely, reducing propane consumption by up to 40%. This not only saves money but aligns well with a greener lifestyle. The advanced safety features, including overheat, dry burn, flame failure, freeze, and anti-scald protections, give me peace of mind during travel and use, especially in unpredictable weather or remote locations.

Another aspect that impressed me is the heater’s capability to perform at high altitudes. For RVers like me who enjoy exploring mountainous or elevated regions, knowing that this unit can operate effectively at altitudes up to 9,800 feet and handle high-wind conditions is reassuring. The powerful NIDEC fan and enhanced heat exchange system ensure consistent hot water supply regardless of environmental challenges, which many other heaters might struggle with.

Installation can often be a hurdle with RV upgrades, but this product comes with a comprehensive guide that simplifies the process. It requires a 12-volt DC power connection and propane, which are standard on most RVs, and the water and gas inlet sizes are designed for compatibility. The reminder to install it in a well-ventilated area is important for safe operation, and knowing that the manufacturer provides clear instructions makes me feel confident that I can handle the upgrade myself or with minimal professional help.

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How the Atwood RV Water Heater Helps Me on the Road

When I’m traveling in my RV, having a reliable source of hot water is essential, and the Atwood RV Water Heater delivers just that. I appreciate how quickly it heats water, which means I don’t have to wait long after turning on the tap to enjoy a warm shower or wash dishes comfortably. This convenience makes my travel experience much more pleasant, especially after a long day outdoors.

Another reason I rely on the Atwood water heater is its efficiency and ease of use. It operates quietly and uses minimal energy, helping me conserve my RV’s power and propane supplies. Plus, it’s simple to control, so I can adjust the temperature easily without any hassle. Overall, the Atwood RV Water Heater gives me peace of mind knowing I have hot water whenever I need it, making my adventures on the road feel more like home.

Buying Guide for Atwood RV Water Heater

Understanding My Needs

When I first considered purchasing an Atwood RV water heater, I started by assessing my specific needs. I thought about the size of my RV, how many people would be using hot water, and my typical travel habits. This helped me determine the appropriate water heater capacity and features that would best suit my lifestyle.

Types of Atwood RV Water Heaters

I learned that Atwood offers different types of water heaters, including gas, electric, and combination models. Knowing the difference was crucial. Gas heaters are great for off-grid use, while electric models work well when I have shore power. Combination units gave me flexibility, which was ideal for varying camping scenarios.

Capacity and Size Considerations

Choosing the right capacity was important for me to avoid running out of hot water or wasting energy. Atwood water heaters come in various sizes, typically measured in gallons. I matched the heater capacity to the number of users and typical water usage during trips to ensure comfort without unnecessary bulk.

Energy Efficiency and Power Sources

I paid close attention to the energy efficiency ratings and the available power sources. Since RV power availability can be limited, I wanted a model that used fuel efficiently and had options for electric heating when connected to shore power. This balance helped me save on fuel costs and provided reliable hot water.

Installation and Compatibility

Before buying, I checked the installation requirements and compatibility with my RV’s existing plumbing and power systems. Atwood water heaters often have standard fittings, but I made sure to verify dimensions and connections to avoid installation hassles.

Safety Features

Safety was a top priority for me. I looked for features such as pressure relief valves, automatic shutoff, and corrosion-resistant materials. These elements gave me peace of mind while using the water heater during my travels.

Maintenance and Durability

I considered how easy it would be to maintain the water heater. Atwood units are known for durability, but I still wanted a model that allowed simple access for flushing and servicing. This helped prolong the unit’s life and ensured consistent performance.

Price and Warranty

Finally, I weighed the cost against the features and warranty offered. While I didn’t want to overspend, investing in a reliable water heater with a solid warranty made sense to avoid future repair expenses.

Final Thoughts

Buying an Atwood RV water heater was a process of balancing capacity, energy type, installation needs, and safety features. Taking the time to understand these factors helped me choose a unit that fits my RV lifestyle perfectly and ensures hot water whenever I need it.

Author Profile

Doone Hamilton

I’m Doone Hamilton, and my journey has been anything but conventional. Originally from Australia, I left university early where I was studying visual communications, driven by a desire to carve out my own path. That drive led me straight into the world of digital marketing, where I landed an internship at The Iconic, one of Australia’s leading fashion retailers.

Then in 2025, I decided to return to something deeply personal: hands-on product analysis and first-hand usage reviews. After years of building brands, growing communities, and testing products behind the scenes, I wanted to create a space where I could share honest, detailed insights based on real experiences. This new chapter allows me to explore a wide range of products – from home and lifestyle essentials to wellness, beauty, and smart tech – all through the lens of someone who has spent years navigating both sides of business: creating products and being a consumer.

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Feature	Benefit
Two Water Outlets (Indoor & Outdoor)	Allows hot water usage both inside and outside the RV for versatile applications
Large 16 x 16 inch Door & 13 x 13 inch Opening	Provides easier installation and enhanced safety compared to standard models
Smart Remote Control (6.6 ft Range)	Enables convenient operation from a distance
55,000 BTU & 3.9 GPM Flow Rate	Delivers powerful, endless hot water quickly for multiple uses
Temperature Range 95°F – 124°F with Staged Combustion	Maintains comfortable, energy-efficient water temperature with reduced propane use
High Altitude Performance (Up to 9,800 ft)	Reliable hot water supply even in mountainous or windy conditions