Are you in the market for a new water heater? Perhaps you're looking for something more energy-efficient, or maybe your old water heater finally gave out. Whatever the reason, if you're looking for the best non-condensing tankless water heater, there are a few things you should keep in mind.
First and foremost, you'll want to consider the size of your household and the demand for hot water. The flow rate of a tankless water heater is measured in gallons per minute (GPM), and you'll want to choose a model that can meet your household's needs.
Next, you'll want to look at the energy efficiency of the unit. Non-condensing tankless water heaters are generally less efficient than their condensing counterparts, but you can still find models that are ENERGY STAR certified and offer significant cost savings.
Another important consideration is the type of fuel the water heater uses. Natural gas and propane are common options, but electric tankless water heaters are also available.
You'll also want to look at the overall build quality and durability of the unit. Tankless water heaters are an investment, and you'll want to choose one that will last for years to come.
Finally, don't forget to read reviews and do your research before making a purchase. Look for models with positive customer feedback and a good reputation in the industry.
By keeping these key points in mind, you'll be well on your way to finding the best non-condensing tankless water heater for your home.
10 Best Non Condensing Tankless Water Heater
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1. Rinnai V75ip Non-Condensing Propane Tankless Water Heater, Indoor Installation, Up To 7.5 Gpm
The Rinnai V75iP Non-Condensing Propane Tankless Water Heater is an energy-efficient and compact solution for ensuring a steady supply of hot water in indoor installations. Its original design only heats water when necessary, conserving energy and lowering utility bills. Additionally, its non-condensing technology provides a cleaner layout that speeds up service and installation. If you're looking for the latest in non-condensing technology, check out Rinnai's new RE180iP model.
This propane-powered tankless water heater is only the size of a small suitcase but can provide up to 7.5 gallons per minute of hot water, enough for up to five fixtures at once. You'll never run out of hot water with this compact unit, which can fit into a wide variety of spaces.
The Rinnai V75iP features enhanced scale detection, which helps prevent serious, long-term damage to the unit. It also comes with a 15-year residential guarantee for the heat exchanger, a 5-year guarantee for labor, and a 1-year guarantee for parts. For added convenience, the Controlr module allows for WiFi control (not included).
While the Rinnai V75iP is a versatile and user-friendly water heater, professional installation is recommended. The Rinnai website features a Find a Rinnai PRO page, where you can locate a qualified technician in your area to install your tankless water heater. Rinnai does not recommend installing a water heater without a technician.
To find the right tankless water heater for your home, Rinnai provides a variety of resources on its website. You can access product guides, manuals, energy guides, warranty information, videos, and tables. The Ground Water Temperature Map can help you determine if the Rinnai V75iP is optimal for your region.
In summary, the Rinnai V75iP Non-Condensing Propane Tankless Water Heater is a smart, durable, and compact solution for ensuring a steady supply of hot water in indoor installations. Its non-condensing technology conserves energy and provides a cleaner layout, while its enhanced scale detection helps prevent serious damage to the unit. Rinnai offers a variety of resources to help you find the right tankless water heater for your home, and professional installation is recommended for optimal performance.
2. Rinnai Re199en Ng Tankless Water Heater, 7.6 Gpm, Outdoor Install, 199,000 Btu.
The Rinnai RE199eN Non-Condensing Natural Gas Tankless Water Heater is a smart and efficient solution for providing hot water to your home. Its improved design only heats water when necessary, conserving energy and reducing your utility bills.
This compact tankless gas water heater is only the size of a small suitcase, yet it can provide up to 7.6 gallons per minute, enough to supply hot water to six fixtures at once. Its LED screen provides service reminders and error codes, making maintenance and troubleshooting easy.
The water heater comes with a 15-year residential guarantee for the heat exchanger, a 5-year guarantee for labor, and a 1-year guarantee for parts, ensuring its durability and reliability. For even greater control and convenience, customers can purchase the Controlr module for WiFi control, although it is not included in the package.
Professional installation is recommended for this tankless water heater, and customers can visit the Find a Rinnai PRO page on their website to locate a qualified technician in their area. Rinnai does not recommend installing the water heater without a technician.
To help customers find the right tankless water heater for their home, Rinnai provides product guides, manuals, energy guides, warranty information, videos, and tables on their website. Customers can also check the Ground Water Temperature Map to see if this heater is optimal for their region.
In conclusion, the Rinnai RE199eN Non-Condensing Natural Gas Tankless Water Heater is a smart and efficient option for providing hot water to your home. Its compact design, durable construction, and energy-saving features make it an excellent investment for any household.
3. Rinnai Ru199in Condensing Tankless Hot Water Heater, 11 Gpm, Natural Gas, Indoor Installation
The Rinnai RU199iN Condensing Tankless Hot Water Heater is an excellent choice for anyone seeking endless hot water, energy efficiency, space-saving design, and optimal water pressure. This hot water heater is designed to provide unlimited hot water flow throughout the house, ensuring that you never run out of hot water during your showers, baths or other household tasks.
The compact and durable design of the Rinnai RU199iN makes it easy to install, but professional installation is recommended to ensure optimal performance. The space-saving design of this hot water heater is also energy-efficient, as it heats only when necessary, which helps to conserve energy and reduce your energy bills.
One of the most significant advantages of the Rinnai RU199iN is its optimal water pressure. With a hot water flow rate of up to 11 gallons per minute, this hot water heater provides a powerful, constant stream of hot water, ensuring that you have plenty of hot water for all your household needs.
The Rinnai RU199iN is also equipped with Circ-Logic, which allows you to pair it with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation. This feature ensures that you don't have to wait long for the hot water to arrive, making it more convenient and efficient.
The Rinnai RU199iN is also guaranteed to last, with a 15-year warranty for the heat exchanger, a 5-year warranty for labor, and a 1-year warranty for parts. Additionally, this hot water heater comes with Wifi monitoring, allowing you to monitor and control your hot water heater from your phone or tablet, making it more convenient and user-friendly.
In conclusion, the Rinnai RU199iN Condensing Tankless Hot Water Heater is an excellent choice for anyone seeking endless hot water, energy efficiency, space-saving design, optimal water pressure, and durability. With its powerful features and long-lasting warranty, this hot water heater is an investment that will pay off in the long run.
4. Rheem Tankless Outdoor Natural Gas Water Heater Non-Condensing 9.5 Gpm
The Rheem Tankless Outdoor Natural Gas Water Heater Non-Condensing 9.5 GPM is an innovative and cost-effective solution for all your hot water needs. This tankless water heater provides a continuous supply of hot water, ensuring that you never run out of hot water, even with back-to-back showers. Whether you have a large family or a small household, this water heater guarantees an uninterrupted flow of hot water.
The Rheem Tankless Outdoor Natural Gas Water Heater Non-Condensing 9.5 GPM is designed to be energy efficient, saving you money on your energy bills. This efficient water heater automatically adjusts the amount of energy required to heat the water you need, reducing energy consumption and minimizing your carbon footprint. With this water heater, you can enjoy the luxury of hot water without worrying about the cost.
The Rheem Tankless Outdoor Natural Gas Water Heater Non-Condensing 9.5 GPM is easy to use and convenient to control. You can easily adjust the water temperature ranging from 85˚F–140˚F, ensuring that you get the perfect temperature for your needs. This water heater is perfect for outdoor use and comes with freeze protection up to -30 degrees, making it suitable for all weather conditions.
The Rheem Tankless Outdoor Natural Gas Water Heater Non-Condensing 9.5 GPM is a reliable and durable appliance that you can trust. It is designed to provide you with years of trouble-free service, making it an excellent investment for your home. This water heater is made from high-quality materials and features advanced technology that ensures maximum performance and efficiency.
In conclusion, the Rheem Tankless Outdoor Natural Gas Water Heater Non-Condensing 9.5 GPM is an excellent choice for anyone looking for a cost-saving and energy-efficient solution for their hot water needs. It provides a continuous supply of hot water, reduces energy consumption, and is easy to control. With its durable construction and advanced technology, this water heater is a reliable investment that will provide you with years of trouble-free service.
5. Rheem Prestige Tankless Gas Water Heater W/ Recirculation – 11.0 Gpm (Indoor, Natural Gas) – Rtgh-Rh11dvln
The Rheem Prestige Condensing Tankless Gas Indoor Natural Gas Water Heater with Built-in Recirculation 11.0 GPM – RTGH-RH11DVLN is a high-performance appliance designed to provide hot water without any wait time. This tankless water heater is perfect for those who want to save money on their utility bill and reduce water waste.
One of the most significant benefits of the Rheem Prestige Condensing Tankless Gas Water Heater is its low operating cost. This appliance operates with high energy efficiency and water savings setting, which translates into lower utility bills and reduced water consumption. The energy efficiency is achieved through its advanced technology that uses natural gas to heat water only when it is needed, rather than keeping a large tank of water hot all day long.
The compact and space-saving design of the Rheem Prestige Condensing Tankless Gas Water Heater makes it perfect for replacing a traditional water tank. The space-saving design also makes it easy to install in small spaces, such as an apartment or a tiny home.
The Rheem Prestige Condensing Tankless Gas Water Heater is equipped with advanced safety features, such as water and gas leak detection. The appliance will shut down if any leaks are detected, and an error code will be displayed. This feature provides an added layer of safety and peace of mind for homeowners.
Another key feature of the Rheem Prestige Condensing Tankless Gas Water Heater is its Auto-Learn Programming. This feature tracks water usage over a period of time and auto-programs to meet hot water needs at peak times. This programming ensures that the appliance delivers hot water at the right temperature, flow rate, and pressure, regardless of the time of day or usage patterns.
In conclusion, the Rheem Prestige Condensing Tankless Gas Indoor Natural Gas Water Heater with Built-in Recirculation 11.0 GPM – RTGH-RH11DVLN is an excellent choice for homeowners who want a high-performance water heater that saves energy, water, and money. With its advanced features and compact design, it is an ideal replacement for traditional water tanks.
6. Rinnai V75in Natural Gas Tankless Water Heater, Indoor Install, 7.5 Gpm & 3/4 Ips Lf Exp E2 With Prv.
The Rinnai V75iN Non-Condensing Natural Gas Tankless Water Heater is an innovative and energy-efficient solution for hot water needs. This tankless hot water heater works by heating water only when necessary, making it an eco-friendly option that conserves energy. The latest non-condensing technology used in this model offers a cleaner layout that speeds up service and installation.
This compact tankless gas water heater is only the size of a small suitcase and can fit in a wide variety of spaces. Despite its size, it provides up to 7.5 gallons per minute (GPM) of hot water, which is enough to serve up to 5 fixtures at once. This means you'll never run out of hot water, making it a great solution for larger households.
The Rinnai V75iN Non-Condensing Natural Gas Tankless Water Heater is designed to be smart and durable. It features enhanced scale detection that helps prevent serious, long-term damage to the unit. Additionally, it comes with a 15-year residential guarantee for the heat exchanger, a 5-year guarantee for labor, and a 1-year guarantee for parts. For added convenience, users can control the unit with a Controlr module for WiFi control (not included).
While the Rinnai V75iN Non-Condensing Natural Gas Tankless Water Heater is easy to install, it is recommended that a qualified technician install it. To locate a qualified technician in your area, visit the Find a Rinnai PRO page on the company's website. This ensures that the unit is installed correctly and safely.
The Rinnai 3/4 IPS LF EXP E2 with PRV Tankless Water Heater Service Valves are a perfect complement to the Rinnai V75iN Non-Condensing Natural Gas Tankless Water Heater. These lead-free valves meet all federal and state standards for lead levels in drinking water system components. They are sized at 3/4in and are sold individually priced and sold, with 1 per carton and 10 per case.
Overall, the Rinnai V75iN Non-Condensing Natural Gas Tankless Water Heater and the Rinnai 3/4 IPS LF EXP E2 with PRV Tankless Water Heater Service Valves are a powerful combination that can provide hot water on demand while conserving energy and ensuring safety.
7. Rinnai Rl94in Natural Gas Tankless Water Heater – Indoor Installation – Up To 9.8 Gpm. 3/4 Ips Lf Exp E2 With Prv Tankless.
The Rinnai RL94iN Non-Condensing Natural Gas Tankless Water Heater is a compact and efficient option for those who want to save space and never run out of hot water. It features Circ-Logic technology that offers recirculation patterns that match your habits, ensuring that you always have hot water when you need it.
This tankless water heater provides up to 9.8 gallons per minute (GPM) of hot water, which is enough for six fixtures to run simultaneously. It is designed to be durable and long-lasting, with a 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty for heat exchanger, labor, and parts, respectively.
The Rinnai RL94iN Non-Condensing Natural Gas Tankless Water Heater is also incredibly compact, making it the perfect option for those who have limited space. It is only the size of a small suitcase and can fit in a wide variety of spaces, making it a versatile option for many different types of homes and businesses.
However, it is important to note that professional installation is recommended for this tankless water heater. It is crucial to find a qualified technician in your area to install your tankless water heater, as improper installation can lead to damage or other issues.
In addition to the tankless water heater, the package also includes the 3/4 IPS LF EXP E2 With PRV Tankless Water Heater Service Valves. These valves are lead-free and meet all federal and state standards for lead levels in drinking water system components. They come individually priced and sold, with one per carton and ten per case.
Overall, the Rinnai RL94iN Non-Condensing Natural Gas Tankless Water Heater is a smart, efficient, and space-saving option for those who want to ensure that they never run out of hot water. With its Circ-Logic technology, durable design, and compact size, it is a versatile option for many different types of homes and businesses.
8. Rheem Prestige Condensing Tankless Indoor Natural Gas Water Heater 6.8 Gpm – Rtgh-68vln-2
The Rheem Prestige Condensing Tankless Indoor Natural Gas Water Heater 6.8 GPM – RTGH-68VLN-2 is a top-of-the-line water heating solution that offers homeowners reliable, efficient, and on-demand hot water. It is designed to eliminate the wait time and waste associated with traditional tank water heaters, delivering hot water instantly and continuously.
One of the most significant advantages of the Rheem Prestige Condensing Tankless Water Heater is its low operating costs. It is engineered with high energy efficiency and water-saving settings, which help to reduce energy consumption and water bills. This makes it an ideal choice for homeowners who want to save money on utility bills while maintaining high levels of comfort and convenience.
Another key feature of the Rheem Prestige Condensing Tankless Water Heater is its compact and space-saving design. This makes it an excellent option for homeowners who want to replace their bulky tank water heaters with a more streamlined and modern solution. The compact design also means that the unit can be installed in tight spaces, such as closets, basements, and utility rooms.
Safety is also a top priority with the Rheem Prestige Condensing Tankless Water Heater. It comes equipped with water and gas leak detection, which will automatically shut down the unit and provide an error code if a leak is detected. This feature ensures that homeowners can enjoy peace of mind knowing that their water heater is safe and reliable.
The Rheem Prestige Condensing Tankless Water Heater is designed for indoor use only, making it an ideal choice for homeowners who want to enjoy hot water without having to worry about outdoor installation or exposure to the elements. With a flow rate of 6.8 gallons per minute, it can provide ample hot water for showers, sinks, and appliances, making it a versatile and practical solution for any household.
Overall, the Rheem Prestige Condensing Tankless Indoor Natural Gas Water Heater 6.8 GPM – RTGH-68VLN-2 is an excellent choice for homeowners who want a reliable, efficient, and space-saving solution for their water heating needs. With its advanced features, low operating costs, and safety features, it is a top-of-the-line water heater that is perfect for any household.
9. Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater 6.8 Gpm – Rtgh-68dvlp-2
The Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater 6.8 GPM – RTGH-68DVLP-2 is a high-quality hot water solution that offers both energy efficiency and water savings. This tankless water heater is designed to provide hot water without the wait or the waste, making it an ideal choice for households that demand hot water on demand.
One of the key features of the Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater is its energy efficiency. The unit is designed to operate with low operating costs, making it a cost-effective solution for homeowners. Additionally, the water heater has a high energy efficiency rating, which means that it uses less energy to heat water than traditional hot water tanks.
The Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater is also designed to save water. The water heater has a water savings setting that allows homeowners to reduce the amount of water they use without sacrificing performance. This is an important feature for households that want to reduce their water consumption and save money on their monthly water bills.
Another key benefit of the Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater is its compact, space-saving design. The unit is perfect for replacing traditional hot water tanks in homes where space is at a premium. The compact design also makes it easier to install the unit in tight spaces, such as closets or utility rooms.
The Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater also features water and gas leak detection. If the unit detects a leak, it will shut down automatically and provide an error code. This feature ensures that homeowners are alerted to any potential issues with the unit, which can help prevent damage and reduce the risk of accidents.
It's important to note that the Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater is designed for indoor use only. This means that homeowners should not install the unit outdoors or in areas where it may be exposed to the elements.
In summary, the Rheem Prestige Condensing Tankless Indoor Liquid Propane Water Heater is a cost-effective, energy-efficient, and space-saving solution for households that demand hot water on demand. With its water and gas leak detection feature, homeowners can have peace of mind knowing that the unit is safe and reliable.
10. Takagi Tk-510u-I 200 Indoor Non-Condensing Tankless Water Htr
The Takagi TK-510U-I 200 Indoor Non-Condensing Tankless Water Heater is a high-performance appliance designed for both residential and commercial applications. With a powerful 199,000 BTU burner, this tankless water heater provides unlimited hot water supply without the need for a storage tank.
The TK-510U-I Series 200 is a fully modulating, gas-fired, non-condensing tankless water heater that is highly efficient and eco-friendly. It complies with the Ultra-Low NOx regulations, emitting less than 14 ng/J (<20ppm), making it a cleaner and safer alternative to traditional tank water heaters.
This tankless water heater is field convertible from natural gas to liquid propane, making it a versatile choice for different fuel sources. It also features a range of safety measures, including freeze, overheat, surge protection, and troubleshooting diagnostic codes, ensuring optimal performance and protection against potential hazards.
The Takagi TK-510U-I 200 Indoor Non-Condensing Tankless Water Heater requires Category III stainless steel venting for proper installation. This type of venting is durable and corrosion-resistant, ensuring a long-lasting and safe operation.
Overall, the Takagi TK-510U-I 200 Indoor Non-Condensing Tankless Water Heater is an excellent choice for anyone looking for a reliable and efficient hot water solution. Its advanced features and high-quality construction make it a durable and long-lasting appliance that provides a continuous supply of hot water whenever you need it.
Best Non Condensing Tankless Water Heater FAQs
How do I select the right size non-condensing tankless water heater for my home's hot water needs?
Selecting the right size non-condensing tankless water heater for your home's hot water needs is crucial for ensuring adequate hot water supply without wasting energy. To determine the appropriate size, you need to consider the peak hot water demand of your household. This includes the number of people using hot water simultaneously, the flow rate of fixtures and appliances, and the climate in your region. A professional can help you calculate the required flow rate in gallons per minute (GPM) and choose a unit that can deliver that flow rate at the desired temperature rise. Typically, a small unit can supply 2 to 3 GPM, while larger models can handle up to 9 GPM. It's also important to account for factors such as altitude, incoming water temperature, and the efficiency rating of the unit. A properly sized non-condensing tankless water heater can provide energy savings and consistent hot water supply for years to come.
How does a non-condensing tankless water heater work compared to a condensing model?
A non-condensing tankless water heater works by heating water as it flows through a heat exchanger, using a burner and a combustion process fueled by gas or propane. The heated water then flows out of the unit and into the pipes, providing hot water on demand. These models typically have lower efficiency ratings, as they do not capture and reuse the heat from the combustion process.
In contrast, a condensing tankless water heater uses a secondary heat exchanger to capture and reuse the heat from the exhaust gases, resulting in higher efficiency ratings and lower energy costs. The exhaust gases are cooled and condensed, releasing additional heat that is used to preheat the incoming cold water before it reaches the primary heat exchanger. This design allows for more efficient use of fuel and reduces the amount of heat lost during the heating process.
What are the advantages and disadvantages of choosing a non-condensing tankless water heater?
Advantages of a non-condensing tankless water heater include lower initial cost, simpler installation, and reduced maintenance requirements. These units are typically smaller and more compact, making them a good choice for smaller homes or apartments. Non-condensing models also tend to have a longer lifespan than their condensing counterparts.
However, there are several disadvantages to consider when choosing a non-condensing tankless water heater. These units are less efficient than condensing models, which means they waste more energy and may result in higher utility bills over time. They also produce more greenhouse gas emissions, which can be a concern for environmentally conscious homeowners. Additionally, non-condensing units may have more limited temperature control and may not be suitable for larger homes or high-demand applications. Ultimately, it is important to weigh the pros and cons of each type of tankless water heater before making a decision.
What are the top-rated non-condensing tankless water heaters on the market?
There are several top-rated non-condensing tankless water heaters on the market. The first one is the Rinnai V75iN, which is an indoor natural gas tankless water heater. It has a maximum flow rate of 7.5 gallons per minute (GPM) and can provide enough hot water for up to three bathrooms. The second one is the Rheem RTGH-84XLN, which is also an indoor natural gas tankless water heater. It has a maximum flow rate of 8.4 GPM and comes with a digital control panel that allows you to set the temperature and monitor the system's performance. Another option is the Takagi T-KJr2-IN-NG, which is a natural gas tankless water heater that can provide hot water for up to two bathrooms. It has a maximum flow rate of 6.6 GPM and comes with a remote control for easy operation. Overall, these non-condensing tankless water heaters are efficient, reliable, and can help you save money on your energy bills.
Which brands offer the best non-condensing tankless water heaters for residential use?
There are several brands that offer high-quality non-condensing tankless water heaters for residential use. Some of the best brands include Rinnai, Navien, and Takagi.
Rinnai is a well-known brand that offers a variety of tankless water heaters with advanced features such as Wi-Fi connectivity and recirculation technology. Their products are energy-efficient and provide a continuous supply of hot water.
Navien is another popular brand that offers a range of tankless water heaters with innovative features such as dual stainless-steel heat exchangers and advanced control systems. Their products are highly efficient and provide reliable hot water on demand.
Takagi is a leading brand in the tankless water heater industry, known for its high-quality products and innovative technology. Their products are energy-efficient and provide a constant supply of hot water, making them a popular choice for residential use.
Overall, these brands offer reliable and efficient non-condensing tankless water heaters that are ideal for residential use.