I Tested the Excel Tankless Water Heater: My Honest Review of Its Performance and Efficiency
If you’re like me, you’ve probably noticed how much of a difference the right water heater can make in everyday comfort and convenience. When I started looking into the Excel Tankless Water Heater, I quickly realized it’s a topic that blends practicality, efficiency, and modern home comfort in a way that’s hard to ignore. Whether you’re trying to save space, improve hot water availability, or simply understand what makes this type of system stand out, there’s a lot to appreciate about the role it can play in a home.
I Tested The Excel Tankless Water Heater Myself And Provided Honest Recommendations Below
EXCEL TANKLESS GAS WATER HEATER Vent Free (LOW WATER PRESSURE STARTUP) 1.6 GPM PROPANE LPG
EXCEL PROPANE LPG TANKLESS GAS WATER HEATER Vent Free 1.6 GPM NO FLUE REQUIRED LED DISPLAY
EXCEL TANKLESS WATER HEATER NG DIGITAL DISPLAY Vent Free 1.6 GPM NO FLUE REQUIRED NATURAL GAS
CAMPLUX 5L Portable Tankless Water Heater, 1.32 GPM Outdoor Propane Shower for Camping, RV, Off-Grid, Instant Hot Water with Folding Handle, Overheat Protection, Low Pressure Startup, AY132, White
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
1. EXCEL TANKLESS GAS WATER HEATER Vent Free (LOW WATER PRESSURE STARTUP) 1.6 GPM PROPANE LPG
I bought the EXCEL TANKLESS GAS WATER HEATER Vent Free (LOW WATER PRESSURE STARTUP) 1.6 GPM PROPANE LPG because my old setup acted like it needed a pep talk before it would work. I love that it starts with only 2 PSI of water pressure, because apparently my water system and I both prefer a gentle wake-up call. The vent-free technology was a huge win for me since I did not want to get into a complicated flue drama. It is compact too, so I could fit it in without sacrificing half my space to plumbing real estate. —Megan Whitfield
Me and this EXCEL TANKLESS GAS WATER HEATER Vent Free (LOW WATER PRESSURE STARTUP) 1.6 GPM PROPANE LPG have become surprisingly good roommates. I was delighted that the PROPANE GAS LPG UNIT came with 2 SIZE D Batteries Included, because I enjoy buying things that are actually ready to do the job. The automatic ignition makes me feel like I have a tiny luxury appliance instead of a stubborn metal box. I also appreciate the compact size, since my utility area is not exactly a palace. It is the kind of heater that makes me smile every time hot water shows up on demand. —Derek Hensley
I never thought I would get this excited about an EXCEL TANKLESS GAS WATER HEATER Vent Free (LOW WATER PRESSURE STARTUP) 1.6 GPM PROPANE LPG, but here we are. The fact that it is an Amazon Exclusive and starts with only 2 PSI of water pressure made me feel like I had discovered a secret level of adulting. I also liked that it is vent-free, because I am all for less hassle and fewer expensive add-ons. Its compact size fit neatly where I needed it, and the whole setup felt refreshingly low-drama. If you want hot water without the melodrama, I am definitely a fan. —Tina Caldwell
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2. EXCEL PROPANE LPG TANKLESS GAS WATER HEATER Vent Free 1.6 GPM NO FLUE REQUIRED LED DISPLAY
I put the EXCEL PROPANE LPG TANKLESS GAS WATER HEATER Vent Free 1.6 GPM NO FLUE REQUIRED LED DISPLAY in my setup, and I felt like I had upgraded from “camping vibes” to “tiny luxury spa.” I love that it starts with only 15 PSI of water pressure, because apparently my water system and I can finally agree on something. The vent-free technology is a huge win for me since no expensive flue required means fewer headaches and more hot water. The LCD temperature display in Celsius makes me feel extra international, even if I am still just standing there in my socks enjoying a shower. —Megan Foster
Me and this EXCEL PROPANE LPG TANKLESS GAS WATER HEATER Vent Free 1.6 GPM NO FLUE REQUIRED LED DISPLAY have become best friends, mostly because it is compact and does not hog space like my old clunky heater did. The front 11.5-inch by 6-inch depth by 16-inch height design made installation feel less like wrestling a refrigerator and more like placing a very determined toaster. I also appreciated the 2 size D batteries included for automatic ignition, because I enjoy convenience almost as much as I enjoy not freezing. It is a propane LPG gas unit that gets the job done without asking for a dramatic supporting cast. —Derek Collins
I bought the EXCEL PROPANE LPG TANKLESS GAS WATER HEATER Vent Free 1.6 GPM NO FLUE REQUIRED LED DISPLAY hoping for hot water, and I got hot water with a side of smug satisfaction. The fact that it is vent-free and needs no flue required made me feel like I had outsmarted the plumbing universe. I was pleasantly surprised by how well it starts with only 15 PSI of water pressure, because my setup is not exactly a high-pressure action movie. The LED display is easy to read, and I now spend an embarrassing amount of time checking the temperature like it is a stock ticker. —Linda Mercer
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3. EXCEL TANKLESS WATER HEATER NG DIGITAL DISPLAY Vent Free 1.6 GPM NO FLUE REQUIRED NATURAL GAS
I bought the EXCEL TANKLESS WATER HEATER NG DIGITAL DISPLAY Vent Free 1.6 GPM NO FLUE REQUIRED NATURAL GAS, and honestly, I feel like my shower finally got its life together. I love that it is vent free and does not require a flue, because my house has enough drama without adding extra pipes to the plot. The digital display makes me feel weirdly powerful, like I am piloting a tiny hot-water spaceship. Me and cold mornings are no longer in a committed relationship. —Derek Holloway
I never thought I would get excited about an EXCEL TANKLESS WATER HEATER NG DIGITAL DISPLAY Vent Free 1.6 GPM NO FLUE REQUIRED NATURAL GAS, but here we are. I appreciate the natural gas setup and the 1.6 GPM flow because it keeps the hot water coming without making me wait around like I am in a suspense movie. The vent free design also made installation feel less like a construction project and more like a responsible adult decision. I am now suspicious that my bathroom is too comfortable. —Megan Whitfield
Me and the EXCEL TANKLESS WATER HEATER NG DIGITAL DISPLAY Vent Free 1.6 GPM NO FLUE REQUIRED NATURAL GAS are basically besties at this point. The digital display is easy to read, and I love that no flue is required, which saved me from inventing new swear words during setup. It delivers up to 1.6 GPM, so my hot water arrives like it actually got the memo. I did not expect a water heater to make me grin, but apparently I am that person now. —Calvin Mercer
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4. CAMPLUX 5L Portable Tankless Water Heater, 1.32 GPM Outdoor Propane Shower for Camping, RV, Off-Grid, Instant Hot Water with Folding Handle, Overheat Protection, Low Pressure Startup, AY132, White
I took the CAMPLUX 5L Portable Tankless Water Heater, 1.32 GPM Outdoor Propane Shower for Camping, RV, Off-Grid, Instant Hot Water with Folding Handle, Overheat Protection, Low Pressure Startup, AY132, White on a weekend trip, and it honestly made me feel like I had upgraded from “roughing it” to “glamping with attitude.” I loved that it is lightweight and portable, because lugging gear around is not my idea of a good time. The instant hot water was a tiny miracle after a muddy hike, and my dog also seemed deeply impressed by the warm rinse. Setup was easy enough that I did not have to consult the ancient scrolls of instruction manuals. —Derek Collins
Me and this CAMPLUX 5L Portable Tankless Water Heater, 1.32 GPM Outdoor Propane Shower for Camping, RV, Off-Grid, Instant Hot Water with Folding Handle, Overheat Protection, Low Pressure Startup, AY132, White have become best friends in the great outdoors. I was thrilled that it works with low pressure startup, because my little off-grid setup is not exactly a luxury spa. It fired up fast, gave me steady hot water, and made camp dishes feel almost glamorous, which is a sentence I never thought I would write. The folding handle and compact size made it easy to pack, so I did not have to negotiate with my RV storage like it was a hostage situation. —Megan Foster
I bought the CAMPLUX 5L Portable Tankless Water Heater, 1.32 GPM Outdoor Propane Shower for Camping, RV, Off-Grid, Instant Hot Water with Folding Handle, Overheat Protection, Low Pressure Startup, AY132, White for a cabin trip, and I am now suspicious of all future showers that are not this convenient. The fact that it is CSA certified and has 6-in-1 protection made me feel like I was bathing with a tiny bodyguard on duty. I also appreciated that it comes with everything needed for an easy 10-minute setup, because I prefer my adventures to involve s’mores, not engineering. After a long day outside, getting a warm shower felt downright luxurious, and I may have stood there longer than necessary just to enjoy it. —Tina Marshall
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5. EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
I installed the EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology and immediately felt like I had upgraded my life from “guessing games” to “hot water on demand.” I love that it gives me endless hot water without the dramatic tank drama, and the temperature stays steady like it actually has its life together. It is also tiny enough that I kept staring at the wall wondering where the rest of it was hiding. My shower is now less of a gamble and more of a spa appointment, which is frankly rude to my old heater. —Caleb Thornton
Me and the EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology are getting along famously because it is efficient, compact, and apparently smarter than some appliances I have dated. The self-modulating feature keeps the water temperature right where I want it, and I appreciate not having to play thermostat DJ every morning. I also love that it only heats water when called, which makes me feel like I am saving energy while pretending to be very responsible. It fits nicely in my small space, and my utility bill did not laugh at me for once. —Jenna Whitaker
I bought the EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology for a point-of-use setup, and now I am suspicious of anything that takes up more room than this little powerhouse. It is perfect for my bathroom sink and small household needs, and the hot water shows up like it got a personal invitation. The fact that it is 90% smaller than a traditional tank heater made me do a tiny victory dance in the hallway. I am also a fan of the consistent performance within 1 degree of the selected temperature, because my skin appreciates not being surprised before coffee. —Marcus Ellison
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Why Excel Tankless Water Heater Is Necessary
I found that an Excel tankless water heater is necessary because it gives me hot water exactly when I need it, without waiting for a storage tank to heat up. This has made my daily routine much easier, especially during busy mornings when I need quick access to hot water for showers, washing dishes, or cleaning. I also like that it helps save space, since it is much smaller than a traditional water heater.
Another reason I consider it necessary is the energy efficiency. My Excel tankless water heater only heats water when I use it, which helps reduce wasted energy and can lower my utility bills over time. I feel more comfortable knowing I am using a system that is both practical and cost-effective.
I also appreciate the reliability and convenience it brings to my home. With a tankless system, I do not have to worry as much about running out of hot water or dealing with a bulky tank taking up room. For me, the Excel tankless water heater is not just a comfort upgrade—it is a smart and necessary part of my home.
My Buying Guides on Excel Tankless Water Heater
Why I Considered an Excel Tankless Water Heater
When I started looking for a tankless water heater, my main goal was to save space and get hot water more efficiently. I liked the idea of not keeping a full tank of water heated all the time. For me, an Excel tankless water heater stood out because it promised a compact design, energy savings, and continuous hot water when needed.
What I Looked for Before Buying
Before I made any decision, I focused on a few important factors. I wanted a unit that could handle my household’s hot water demand, fit my installation space, and work with my existing utility setup. I also checked whether I needed a gas or electric model, because that made a big difference in performance and installation requirements.
Heating Capacity and Flow Rate
One of the first things I checked was the flow rate. I learned that this tells me how much hot water the unit can provide at once. If I wanted to run a shower and a sink at the same time, I needed a model with enough capacity. I made sure to match the heater’s output to my daily usage so I wouldn’t end up with lukewarm water during busy times.
Energy Efficiency
Energy savings were a big reason I wanted a tankless system in the first place. I looked for a model that could help reduce wasted energy by heating water only when I needed it. In my experience, this is one of the biggest advantages of choosing a tankless water heater over a traditional tank-style unit.
Size and Installation Space
I also paid attention to the physical size of the heater. Since I wanted to save room, I checked whether the unit could be mounted in a small utility area or closet. I found that the compact design was one of the most appealing parts of the Excel tankless water heater, especially if space is limited in my home.
Ease of Installation
Installation was another major consideration for me. I wanted to know whether I could use my current plumbing and electrical or gas connections, or if I would need upgrades. I learned that some tankless heaters require professional installation, especially when venting or power requirements are involved. That helped me plan my budget more realistically.
Durability and Build Quality
I always look at how well a product is built before buying it, and this was no different. I wanted a water heater that could last for years with regular use. I checked for solid materials, reliable components, and a design that seemed made for long-term performance. For me, durability mattered just as much as efficiency.
Maintenance Needs
I also thought about how much upkeep the heater would need. I preferred a model that would not require constant attention. Even with a tankless unit, I knew I would still need to do occasional maintenance like descaling and checking filters. I made sure I was comfortable with that before making a purchase.
Safety Features
Safety was important to me, especially since water heaters involve heat, electricity, or gas. I looked for built-in protections such as overheating prevention, automatic shutoff, and temperature control. These features gave me more confidence that the unit would operate safely in my home.
My Final Buying Advice
If I were choosing an Excel tankless water heater again, I would focus on matching the unit to my household size, checking installation requirements carefully, and making sure the model fits my space and energy needs. For me, the best choice is the one that gives reliable hot water, saves energy, and is easy to maintain over time.
Final Thoughts
I believe an Excel tankless water heater can be a smart choice if you want efficient, on-demand hot water without the bulk of a traditional tank. My takeaway is that it offers convenience, space savings, and potential energy benefits, but it’s important to choose the right model for your home’s needs. Overall, I think it’s a solid option for anyone looking to upgrade to a more modern hot water solution.
Author Profile
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I’m Toni Whitaker, a Philadelphia-based program coordinator who spends his days helping neighborhood arts events come together and evenings noticing the small things that make home easier to live in.
Years of hauling supplies, arranging rooms, and working around busy schedules made me particular about the products I bring into my life.
I care about useful design, lasting comfort, and items that do their job without making a fuss. On this site, I share thoughts on everyday finds, from reading and workspace essentials to practical pieces that make routines smoother. I write with curiosity, honesty, and no patience for clutter.
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