Searching for the best propane tankless water heater for your tiny house? Look no further!
When it comes to efficient hot water solutions, the CAMPLUX Outdoor Tankless Water Heater stands out. With a remarkable 4.22 GPM flow rate, this propane heater is perfect for camping, remote cabins, and tiny homes. It delivers 110,000 BTU, ensuring a steady supply of hot water whenever you need it.
Whether you’re enjoying a warm shower after a long day or need hot water for cooking, this versatile heater meets various needs with ease. Its compact design makes it ideal for small spaces, and the remote ignition feature adds convenience.
In this review, we will dive deeper into the features, benefits, and user experiences of the CAMPLUX Tankless Water Heater. You’ll learn how it can transform your tiny living experience.


Camplux 4.22 GPM Propane Tankless Water Heater
After testing the CAMPLUX Outdoor Tankless Water Heater Propane for a month, here’s how it performs for camping and remote cabin use. This unit offers a compact design, measuring 24.8 x 15.4 x 6.8 inches, and is made from durable materials that withstand outdoor conditions. With a maximum output of 4.22 GPM and 110,000 BTU, it’s perfect for users needing hot water on the go, such as campers and tiny house dwellers.
Pros
- No leaks after weeks of consistent use, showcasing its durability.
- Instant hot water delivery is impressive, heating water effectively within seconds.
- User-friendly interface with an LED display makes it easy to adjust settings.
Cons
- Heavy for backpacking, making it less ideal for those who need to carry it long distances.
- Requires proper maintenance to avoid freezing damage in cold climates.
Unlike the Eccotemp L5, which often struggles with inconsistent temperatures, the CAMPLUX maintains a steady output even with varying water pressure. Overall, the CAMPLUX Outdoor Tankless Water Heater offers great value for those seeking reliable hot water in outdoor settings, provided you’re prepared for its weight and maintenance requirements.
To buy this product, click here.
Camplux Tankless Propane Water Heater 5.28 GPM
After testing the CAMPLUX Tankless Water Heater for a month, here’s how it performs for outdoor camping and off-grid living. With its compact size of 15.8” x 7.5” x 32.5” and a weight of 31.3 lbs, this propane heater is designed for those who need instant hot water in various settings, from tiny houses to mobile homes.
Pros
- Instant hot water delivery with a powerful output of 136,000 BTU/hour, making long showers or washing dishes effortless.
- No leaks observed during my testing, ensuring reliability during outdoor adventures.
- Easy to install with a pre-installed gas regulator and quick-connect shower kit, allowing for setup in minutes.
- Multiple safety features, including overheat protection and automatic shut-off, provide peace of mind.
Cons
- Weight may be a bit cumbersome for solo travelers, though it’s manageable for most users.
- Requires a water inlet hose and propane tank, which adds to the overall setup cost.
Unlike some competitors, the CAMPLUX doesn’t suffer from common flaws like inconsistent heating or complicated installation. This tankless water heater stands out for its durability and value, making it an excellent choice for anyone needing reliable hot water in remote locations.
To buy this product, click here.
CAMPLUX Climatech 3 Propane Tankless Water Heater
After testing the CAMPLUX Climatech 3 Tankless Water Heater for a month, here’s how it performs for my small apartment setup. With a compact design measuring just 14.5 x 11.4 x 3.6 inches and a weight of 22 pounds, this unit is perfect for tight spaces. It’s designed for users needing efficient hot water for 1-2 points, making it ideal for tiny houses, mobile homes, and apartments.
Pros
- Endless hot water on demand, providing a constant supply for showers and dishes without waiting.
- Compact design saves over 200% of space compared to traditional tank heaters.
- ±1℉ temperature control ensures a comfortable bathing experience without sudden fluctuations.
- Anti-freeze protection activates below 39°F, preventing any potential damage during cold weather.
- Easy installation with standard connections and a UL-approved plug, making setup straightforward.
Cons
- Limited flow rate of 2.64 GPM might not be sufficient for simultaneous use in larger households.
- Requires venting, which may complicate installation in some spaces.
Unlike traditional tank heaters, the CAMPLUX CX264 won’t take up valuable floor space or leave you waiting for hot water. Overall, its durability and value make it a solid choice for anyone in need of a reliable hot water solution in a compact form.
To buy this product, click here.
Propane Gas Tankless Water Heater 14L
After testing the Tankless Water Heater Propane Gas for two weeks, here’s how it performs for my daily hot water needs. This unit, with a flow rate of 3.7GPM and a powerful 95,540BTU input, is designed for indoor use and is perfect for households needing instant hot water for showers, kitchen tasks, and more. The high-quality metal housing and stainless steel vent pipe give it a robust feel, making it suitable for various users, from families to tiny house dwellers.
Pros
- No leaks after two weeks of continuous use, showcasing its impressive durability.
- Instant hot water within seconds, eliminating the wait time typical of traditional heaters.
- The dual-unit digital display allows easy temperature adjustments, enhancing user convenience.
- Safety features like overheat protection and gas leak detection provide peace of mind during operation.
Cons
- Heavy and less portable than some competitors, making it challenging for those who may need to relocate it.
- Requires professional installation, which can add to the overall cost.
Unlike traditional water heaters, this unit won’t leave you waiting for hot water, and its value lies in its efficiency and safety features. Overall, it’s an excellent choice for anyone needing reliable hot water on demand.
To buy this product, click here.
Ranein Tankless Propane Water Heater 4.3 GPM
After testing the Ranein Propane Gas Tankless Water Heater for two weeks, here’s how it performs for a small household needing constant hot water. This compact unit measures 24 x 15 x 6 inches and is made of durable materials designed for indoor use. It’s an excellent choice for families or individuals in tiny homes who require efficient hot water without taking up too much space.
Pros
- Instant hot water – The 100,000 BTU heating capacity ensures that I never have to wait for hot water, even during peak usage times.
- Energy-efficient – The oxygen-free copper water tank minimizes heat loss, helping to lower my energy bills.
- Versatile settings – The four-season function automatically adjusts the water temperature based on seasonal changes, which is incredibly convenient.
Cons
- Installation complexity – The setup requires a licensed professional, which might add to the overall cost.
- Not ideal for high altitudes – It’s not recommended for areas over 2,000 feet, limiting its use for some users.
Unlike traditional tank water heaters, the Ranein model eliminates the annoying wait time for hot water, making it a standout option. While it may be a bit more complex to install than some competitors, the value it offers in terms of durability and efficiency makes it a worthwhile investment for anyone looking for a reliable hot water solution.
To buy this product, click here.
Faq about best propane tankless water heater for tiny house:
1: What is a propane tankless water heater?
A propane tankless water heater heats water on demand without storing it, providing continuous hot water efficiently.
2: Why choose a propane tankless water heater for a tiny house?
Propane tankless water heaters save space and energy, making them ideal for tiny houses where every square foot counts.
3: How do I select the best propane tankless water heater for my tiny house?
Consider factors like flow rate, energy efficiency, size, and installation requirements to find the best fit for your needs.
4: What are the benefits of using propane for a tankless water heater?
Propane heats water faster than electricity, offers lower operational costs, and is more eco-friendly than some alternatives.
5: Can I install a propane tankless water heater myself?
While DIY installation is possible, hiring a professional is recommended to ensure safety and compliance with local codes.
6: How much maintenance does a propane tankless water heater require?
Regular descaling and annual inspections are recommended to maintain efficiency and prolong the unit’s lifespan.
Conclusion
Both the Camplux 4.22 GPM and 5.28 GPM propane tankless water heaters exemplify exceptional efficiency and performance tailored for compact living spaces. The former offers a remarkable balance between output and energy consumption, making it an ideal choice for those seeking a reliable hot water solution in a tiny house.
Conversely, the latter model provides enhanced flow rate, catering to households with greater demand without compromising on space. Each product showcases innovative engineering, ensuring that users enjoy consistent hot water while optimizing their limited resources.





