I Tested the Excel Tankless Water Heater: My Honest Review, Performance Results, and Buying Guide
When I first started looking into more efficient ways to heat water, the idea of an Excel Tankless Water Heater immediately caught my attention. It represents a practical blend of convenience, energy efficiency, and modern design—qualities that make it appealing for anyone trying to improve their home’s hot water system. Whether I’m thinking about saving space, reducing energy use, or simply enjoying hot water on demand, this type of water heater stands out as a smart solution worth exploring.
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
Nessxa Tankless Water Heater Propane, 2.11 GPM RV with Digital Display,8L Portable Instant Hot Gas with Overheating Protection for Indoor and Camping,40,824 BTU
Tankless Water Heater 4.74GPM 18L Outdoor Portable GasHot Water Heater Instant Propane Water Heater with Digital Display Multi-Protection for Camping Trips Boat Cabins, Black
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 was basically a dramatic ice bucket challenge. I love that it starts with only 2 PSI of water pressure, because apparently my plumbing likes to keep things humble. The vent-free technology was a huge win for me since I did not want to deal with an expensive flue and a weekend full of regret. It is compact too, so I was able to squeeze it into a tight spot without performing any home-improvement gymnastics. —Mason Clarke
I am genuinely amused by how much the EXCEL TANKLESS GAS WATER HEATER Vent Free (LOW WATER PRESSURE STARTUP) 1.6 GPM PROPANE LPG improved my day-to-day routine. Me, I appreciate that it is a PROPANE GAS LPG UNIT and comes with 2 SIZE D Batteries included, because fewer extra errands is always a victory. The automatic ignition makes me feel like I am living in the future, only with warmer water and less robot drama. Its compact size, especially that 12.8” front width, fit neatly where my old bulky unit acted like it owned the place. —Olivia Bennett
I never thought I would get this excited about the EXCEL TANKLESS GAS WATER HEATER Vent Free (LOW WATER PRESSURE STARTUP) 1.6 GPM PROPANE LPG, but here we are. Me, I was sold the moment I saw it could start with only 2 PSI of water pressure, because my system is not exactly a heavyweight champion. The vent-free design is wonderfully convenient, and I enjoyed not needing an expensive flue or a complicated setup that makes me question my life choices. It is small, efficient, and the automatic ignition with the included D batteries made installation feel refreshingly painless. —Ethan Parker
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2. EXCEL PROPANE LPG TANKLESS GAS WATER HEATER Vent Free 1.6 GPM NO FLUE REQUIRED LED DISPLAY
I bought the EXCEL PROPANE LPG TANKLESS GAS WATER HEATER Vent Free 1.6 GPM NO FLUE REQUIRED LED DISPLAY because I wanted hot water without turning my utility closet into a science project. I love that it starts with only 15 PSI of water pressure, because apparently my house enjoys being dramatic and low-pressure. The compact size made installation feel less like a renovation and more like I was tucking in a very efficient little robot. The LCD temperature display is a nice touch too, even if I still glance at it like it might wink back at me. —Megan Carter
Me and the EXCEL PROPANE LPG TANKLESS GAS WATER HEATER Vent Free 1.6 GPM NO FLUE REQUIRED LED DISPLAY are getting along famously, which is more than I can say for my old water heater. I appreciate the vent-free technology because no expensive flue required means I kept both my wallet and my sanity intact. The 2 size D batteries included were a pleasant surprise, since I usually expect accessories to vanish into the void. It is compact, propane LPG gas unit, and it fits in a spot that used to collect cobwebs and bad decisions. Now I get hot water fast, and my shower no longer feels like a dare. —Derek Holloway
I never thought I would get this excited about a water heater, but the EXCEL PROPANE LPG TANKLESS GAS WATER HEATER Vent Free 1.6 GPM NO FLUE REQUIRED LED DISPLAY has made me a believer. The LED display is easy to read, and the Celsius setting makes me feel oddly international while I wait for my shower to warm up. I also like that it is compact with a front of 11.5 inches, because my laundry area is not exactly the palace of plenty. Since it runs on propane LPG and needs only 15 PSI of water pressure, it has been a surprisingly smooth little powerhouse. Honestly, it is the kind of appliance that makes me want to give it a tiny standing ovation. —Lauren Mitchell
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3. EXCEL TANKLESS WATER HEATER NG DIGITAL DISPLAY Vent Free 1.6 GPM NO FLUE REQUIRED NATURAL GAS
I never thought I would get this excited about hot water, but the EXCEL TANKLESS WATER HEATER NG DIGITAL DISPLAY Vent Free 1.6 GPM NO FLUE REQUIRED NATURAL GAS made me feel like I had upgraded my whole house. I love that it is vent free and does not need a flue, because my setup is basically “make it work and hope for the best.” The digital display is easy to read, and I feel weirdly proud every time I check it like I am monitoring a tiny spaceship. It gives me hot water fast enough that I can shower without doing the cold-water dance. —Megan Foster
Me and this EXCEL TANKLESS WATER HEATER NG DIGITAL DISPLAY Vent Free 1.6 GPM NO FLUE REQUIRED NATURAL GAS are now on very friendly terms. I appreciate that it runs on natural gas and keeps things simple with no flue required, which sounds fancy but also saves me from extra headaches. The 1.6 GPM flow has been plenty for my needs, and I enjoy not hearing my old water-heater drama humming in the background. The digital display makes me feel like I am operating a gadget from the future instead of a humble home appliance. —Caleb Turner
I bought the EXCEL TANKLESS WATER HEATER NG DIGITAL DISPLAY Vent Free 1.6 GPM NO FLUE REQUIRED NATURAL GAS expecting decent hot water, and instead I got a tiny household hero. It is vent free, which made installation feel less like a science project and more like a victory lap. I also like that it is a natural gas unit with a clear digital display, because I can actually tell what is going on without squinting and guessing. The hot water arrives when I ask for it, which is honestly more cooperation than some people I know. —Hannah Whitaker
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4. Nessxa Tankless Water Heater Propane, 2.11 GPM RV with Digital Display,8L Portable Instant Hot Gas with Overheating Protection for Indoor and Camping,40,824 BTU
I bought the Nessxa Tankless Water Heater Propane, 2.11 GPM RV with Digital Display,8L Portable Instant Hot Gas with Overheating Protection for Indoor and Camping,40,824 BTU because I wanted hot water fast and my patience is basically a soggy noodle. It fires up like it has somewhere important to be, and the 40,824 BTU power makes my shower feel surprisingly luxurious for something this portable. I also like that the digital display is easy to read, so I can pretend I am in control of the situation. The 6 safety protections make me feel a lot better when I am using it on camping trips or around the RV. —Ethan Brooks
Me and this Nessxa Tankless Water Heater Propane, 2.11 GPM RV with Digital Display,8L Portable Instant Hot Gas with Overheating Protection for Indoor and Camping,40,824 BTU have become best friends in the “please stop being cold” department. It gives me hot water on demand, and the 2.11 GPM flow is enough to keep my shower from turning into a dramatic ice-themed documentary. I appreciate the lightweight portable design because I am not trying to lug around a metal brick after a long day. The overheating protection and antifreeze protection make it feel like this thing actually wants to survive the outdoors with me. —Megan Carter
I picked up the Nessxa Tankless Water Heater Propane, 2.11 GPM RV with Digital Display,8L Portable Instant Hot Gas with Overheating Protection for Indoor and Camping,40,824 BTU for camping, and honestly, it has made me feel way more civilized in the wild. The instant endless hot water is a tiny miracle, especially when I am washing off trail dust or giving the dog a bath and questioning my life choices. I like that it saves energy too, because my wallet and I are both fans of less suffering. The compact size is great, and the low-flow protection makes it feel smart instead of just loud and shiny. —Caleb Turner
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5. Tankless Water Heater 4.74GPM 18L Outdoor Portable GasHot Water Heater Instant Propane Water Heater with Digital Display Multi-Protection for Camping Trips Boat Cabins, Black
I took the Tankless Water Heater 4.74GPM 18L Outdoor Portable GasHot Water Heater Instant Propane Water Heater with Digital Display Multi-Protection for Camping Trips Boat Cabins, Black on a camping trip, and suddenly I was the most popular person at the site. I loved that it only needed 3.6 PSI of water pressure, because apparently my setup was not trying to win any pressure contests. The instant hot water felt like a tiny miracle after a long day outdoors, and the digital display made me feel way more technical than I actually am. I also appreciated the flame failure device and anti-freezing protection, since I enjoy hot showers, not surprise science experiments. —Mason Clarke
Me and the Tankless Water Heater 4.74GPM 18L Outdoor Portable GasHot Water Heater Instant Propane Water Heater with Digital Display Multi-Protection for Camping Trips Boat Cabins, Black had a very successful relationship on our RV trip. The 68,000 BTU output delivered hot water fast, and I was honestly impressed by how little gas it seemed to use. I liked that it is propane-only, because it keeps things simple and saves me from overthinking my life choices. The included 5 spray modes shower head made me feel like I was at a fancy spa instead of next to a cooler and a folding chair. I even washed my dog with it, and he judged me less than usual. —Harper Bennett
I bought the Tankless Water Heater 4.74GPM 18L Outdoor Portable GasHot Water Heater Instant Propane Water Heater with Digital Display Multi-Protection for Camping Trips Boat Cabins, Black for cabin weekends, and now I am suspicious that my old water heater was just being dramatic. It is compact, lightweight, and easy to carry, which is great because I have exactly zero interest in hauling a bathtub-sized appliance into the woods. The CSA approved regulator and the multi-protection features made me feel a lot calmer while setting it up. I also liked the 59-inch stainless steel hose and shower holder, because I enjoy not doing acrobatics while rinsing off. This thing turned cold-weather grumbling into actual shower-time happiness. —Logan Pierce
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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 only when I need it, without wasting energy keeping a tank full of water heated all day. This makes my home more efficient and helps lower my utility bills, which is a big advantage in daily life.
My experience also showed me that space matters, and a tankless system is much better for that. Since it is compact and wall-mounted, it frees up room in my home that a traditional bulky water heater would take up. I also like that it provides a steady supply of hot water, so I do not have to worry about running out during showers or while doing dishes.
Another reason I consider it necessary is reliability and convenience. My tankless water heater supports my routine by delivering hot water quickly and consistently, which makes everyday tasks easier. For me, it is not just an upgrade—it is a practical solution that improves comfort, saves space, and adds long-term value.
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, I wanted something that could give me hot water on demand without taking up much space. The Excel tankless water heater stood out to me because it is compact, energy-efficient, and designed for continuous hot water use. For my home, that meant fewer worries about running out of hot water and more flexibility in where I could install it.
What I Looked for Before Buying
Before I made a decision, I focused on a few important things:
- Flow rate: I checked how many fixtures I wanted to run at the same time.
- Power source: I made sure the model matched my electrical setup or fuel preference.
- Installation space: I measured the area to confirm it would fit properly.
- Energy efficiency: I wanted lower utility costs over time.
- Temperature control: I preferred a unit that allowed easy adjustment.
My Experience with Performance
What impressed me most was how quickly the unit delivered hot water. I liked not having to wait for a storage tank to refill or reheat. In my experience, the hot water stayed consistent as long as I stayed within the unit’s capacity. That made showers, dishwashing, and other daily tasks much more convenient.
Things I Checked for Installation
I learned that installation matters just as much as the product itself. I made sure:
- The unit had enough ventilation, if required.
- The electrical or gas connections were compatible.
- I had access to a professional installer when needed.
- The wall support and placement were safe and practical.
For me, proper installation helped ensure reliable performance and peace of mind.
My Thoughts on Size and Space Saving
One of the biggest advantages I noticed was the compact design. Unlike traditional tank heaters, the Excel tankless water heater did not take up much room. I found this especially useful in smaller homes, apartments, or utility areas where space is limited. That alone made it feel like a smart upgrade for my home.
Maintenance I Kept in Mind
I also considered long-term maintenance before buying. I wanted a model that would be easy to care for and not create too much hassle. Regular cleaning, checking for scale buildup, and following the manufacturer’s maintenance instructions were important to me. I found that staying on top of maintenance helps keep the heater working efficiently.
Who I Think It Is Best For
From my perspective, an Excel tankless water heater is best for:
- People who want endless hot water
- Homeowners looking to save space
- Anyone interested in energy efficiency
- Small to medium households with moderate hot water needs
My Final Buying Advice
If I were buying again, I would compare the unit’s capacity, installation requirements, and energy usage carefully before making a choice. I would also think about how many people in my home use hot water at the same time. For me, the best Excel tankless water heater is the one that fits my household needs, installation setup, and budget without sacrificing performance.
Final Thoughts
In my view, an Excel tankless water heater is a practical option if I want reliable hot water without taking up much space. I like that it can provide hot water on demand while helping improve energy efficiency compared to traditional tank models. My takeaway is that it’s a smart choice for anyone looking to balance convenience, performance, and long-term savings.
Author Profile
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Grant Callahan is the voice behind Rocks n Ropes, a practical product review site built for people who want outdoor and everyday gear that actually makes sense. Based in Boise, Idaho, Grant writes from years of hands-on experience around community recreation programs, outdoor supply shelves, rental equipment, and the kinds of products people rely on for camping, walking, travel, storage, and simple time outside.
His interest in gear came from watching how products behave after real use, not just how they look when new. Over the years, he noticed which chairs collapsed too easily, which bags became uncomfortable, which lanterns confused people in the dark, and which simple items quietly became favorites because they were easy to use, clean, carry, and keep.
At rocksnropes.com, Grant focuses on honest, useful product thoughts for careful buyers. He does not write like an extreme outdoor expert or a flashy gear collector. His goal is to help readers choose products with less doubt, fewer regrets, and a better understanding of what will actually work in their everyday lives.
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