The Best Natural Gas Hot Water Heater For 2023

Scott Fisher By, Scott Fisher
Updated
Rinnai V75iN Natural Gas Tankless Water Heater
Image credit: Amazon.com

Summary

1. Best Overall: Rinnai V75iN Natural Gas Tankless Water Heater

Rinnai tankless water heaters are designed to be robust, efficient and fully-compatible with natural gas. Our tanks are built to last for decades and offer a wide range of features including no loss of hot water efficiency when the power goes out during power outages. Rinnai tankless water heaters are also easy to install and maintain, with professional installation recommended. Read Review

2. Best Bang For The Buck: CAMPLUX Tankless Water Heater Natural Gas

The Camplux tankless water heater provides a modern and stylish design that is easy to install. With its tanksless design, you will no longer need to invest in huge water tanks for the hot water. With a modern touchscreen control panel, the Camplux can be easily operated by anyone. Read Review

3. Best Durable: Rinnai Natural Gas Tankless Water Heater

Rinnai Natural Gas Tankless Water Heater combines the convenience of tankless water heating with the efficiency of natural gas. It's small, easy to install and convenient to use. It heats water quickly with minimal energy use and delivers up to 9.8 gallons per minute for a fast warm-up time. Read Review

4. Best Adjustable: FOGATTI Natural Gas Tankless Water Heater

It's easy to install and use the natural gas tankless water heater in your home. This is because it has a compact design, and uses the most advanced technologies for optimal performance. The forced exhaust fan at the bottom ensures stable combustion and eliminates external influence of wind on combustion. For more information about this product, please visit our Product FAQs page. Read Review

5. Best Style: CAMPLUX Water Heater Natural Gas Hot

The Camplux Water Heater is an effective way to get the hot water you need throughout the house. With its high GPM rate and natural gas connector, this water heater produces hot water instantaneously. This powerful, compact unit is easy to install, durable, and can be installed by a professional. Read Review

If you’re new to the world of natural gas appliances, chances are you’re probably a little confused about which models are worth your time. Natural gas has become such a popular heating source because it iser than electricity and other fuels, and because it has lower carbon emissions than most alternatives. In fact, there are several benefits of using natural gas as opposed to other heating sources.

One of the great things about using natural gas instead of electric or propane is that it doesn't produce any nasty fumes when in use. On top of that, there are no safety concerns with switching over from these other types of heaters either – unlike with propane or oil-fired appliances. With all these advantages, it only makes sense that more people are switching over from their old wood furnaces and oil radiators to natural gas hot water heaters.

After doing extensive study and analysis over a 15 hours, We think the best natural gas hot water heater is Rinnai V75iN Natural Gas Tankless Water Heater. You can consider CAMPLUX Tankless Water Heater Natural Gas as an alternative if you're still undecided. Other suggestions on this list are definitely worth considering, and we've put up a useful shopping guide to help you decide!

Our Top Picks

TOP Choice #1 Rinnai V75iN Natural Gas Tankless Water Heater
Our Score:
9.9
Rinnai
  • Find Your Rinnai: See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • Professional Installation Recommended: Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Original Design: Tankless hot water heater only heats when necessary to conserve energy; For the latest in non-condensing technology and a cleaner layout that speeds up service and installation, check out our new RE180iN model
  • Smart, Durable Design: Enhanced scale detection helps prevent serious, long-term damage to unit; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: Non-condensing tankless hot water heater from Rinnai is only the size of a small suitcase and fits in a wide variety of spaces, but provides up to 7.5 GPM (5 fixtures at once)
TOP Choice #2 CAMPLUX Tankless Water Heater Natural Gas
Our Score:
9.7
CAMPLUX ENJOY OUTDOOR LIFE
  • 6-In-1 Protection Ensure Your Safety- Dry combustion,flame failure device, anti-freezing protection, over heating protection to ensure your safety. Fully automatic temperature controls with an energy saving mode and child lock technology.
  • Outstanding Features- The Camplux tankless hot water heater comes with oxgen-free copper heat exchanger and v-type stainless steel burner,high heating efficiency up to 89.98 %; 90°wind isolation design, this tankless natural gas water heater can anti backflow wind in high floors, the S/S 2.36 ” vent pipe exhaust harmful gases quickly.
  • 3.18 GPM Instant Constant Water Heater -Camplux 3.18 GPM tankless water heater natural gas delivers 3.18 gallons per minute of on-demand endless hot water ensures constant comfortable instant hot water for 2-3 persons whole house. 3.18-GPM heater is activated by water flow rather than water pressure; Minimum activation water capacity rate: 0.65 GPM-4.8 GPM; Maximum input rating: 82,000 BTUs; Water connection location/size: Bottom/0.5-inch NPT.
  • Note- The standby electric power of is 2W, working electric power is 42W. Natural gas input pressure is 0.25 psi. There is a pressure relief valve at the water inlet of water heater. It is necessary to manually unscrew the pressure relief valve to drain the water inside the machine in time after using the machine to avoid freezing and blew up when the temperature is lower than 32 ° F in winter .
  • Convenient, Easy Installation -The tankless water heater uses standard 1/2" BSP water fitting and gas inlet. The water heater comes with1/2 " BSP female to 1/2" NPT male gas connector adapter then you want hook this water heater to natural gas pipe directly.It also comes with 2.3" horizontal vent pipe,ensures efficient power ventilation. You can take Camplux customized wall thimble-WT236 for perfect indoor use.
  • Modern Design,Easy Operation -Trendy and modern design with unique black glassy front panel,easy to control the water temperature with LED touchscreen (Fahrenheit and Celsius switch optional).The compact size instant water heater saves more space than traditional tanks.
TOP Choice #3 Rinnai Natural Gas Tankless Water Heater
Our Score:
9.6
Rinnai
  • Find Your Rinnai: See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • Smart, Durable Design: Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology that speeds up service and installation, check out our new RE180eN model
  • Professional Installation Recommended: Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: Non-condensing tankless hot water heater from Rinnai is only the size of a small suitcase and fits in a wide variety of spaces, but provides up to 9.8 GPM (6 fixtures at once)
  • The tankless design means you don't have to wait 30 minutes for preheating and unlimited use of hot water.
  • We recommend that all installations of units must be done in accordance with the local building and plumbing codes of the installation location and installation be done by a licensed professional.
  • Using built in forced exhaust fan at the bottom ensures stable combustion and eliminates the influence of external wind. Compact design for easy installation.
  • 170,000 BTU high heating capacity and maximum 7.5 GPM. It is suitable for 3-4 outlet points, which can satisfy whole family. UEF over 0.82, the high energy conversion rate can effectively reduce energy loss.
  • Excellent quality CSA certified in the United States and Canada. Adopting the world's most advanced technology, superior safety and durability.
  • Fogatti provide free replacement within 30 days, and 5 years warranty on heat exchanger and 2 years warranty on other parts. The above-mentioned labor costs extra from 31 days.
5 CAMPLUX Water Heater Natural Gas Hot
Our Score:
9.2
CAMPLUX ENJOY OUTDOOR LIFE
  • Easy to Install. The tankless water heater uses standard 1/2" BSP water fitting and gas inlet. The water heater comes with1/2 " BSP female to 1/2" NPT male gas connector adapter then you want hook this water heater to natural gas pipe directly.
  • Optimal Features.Tankless hot water heater comes with oxgen-free copper heat exchanger and v-type stainless steel burner,high heating efficiency up to 89.98 %; 90°wind isolation design, this tankless natural gas water heater can anti backflow wind in high floors.
  • 2.64 GPM Instant Water Heater. Camplux water heater delivers 2.64 GPM hot water.You can enjoy unlimited hot water flow throughout the house, compact, durable, and easy to install, professional installation recommended.
  • Indoor Installation. This natural gas tankless water heater is applied for home use, suitale for 1 shower and 1 dishwasher or 1 landury room.
  • 6-In-1 Protection Ensures Safety. Dry combustion,flame failure device, anti-freezing protection, over heating protection to ensure your safety. Fully automatic temperature controls with an energy saving mode and child lock technology.
  • Professional Installation Recommended: Visit the Find a Rinnai PRO page on our website to locate a qualified technician in your area to install your tankless water heater; We do not recommend installing a water heater without a technician
  • Smart, Durable Design: Includes 12-, 5-, and 1-year residential guarantee and 5-, 5-, and 1-year commercial factory warranty for heat exchanger, labor, and parts, respectively; See Controlr module for WiFi control (not included)
  • Find Your Rinnai: See our product guides, manuals, energy guide, warranty information, videos, and tables to find the right tankless water heater for your home; Check our Ground Water Temperature Map to see if this heater is optimal for your region
  • Never Run Out of Hot Water with this Compact Tankless Gas Water Heater: Non-condensing tankless hot water heater from Rinnai is only the size of a small suitcase and fits in a wide variety of spaces, but provides up to 9.8 GPM (6 fixtures at once)
  • Original Design: Tankless hot water heater's Circ-Logic technology offers recirculation patterns that match your habits; For the latest in non-condensing technology that speeds up service and installation, check out our new RE180iN model
  • Exclusive Hot Start Programming minimizes cold water burst by staying in ready-fire state
  • Fuel Type: Natural Gas
  • 157, 000 BTU (gas consumed per hour)
  • Recirculation pump ready kit ready
  • Exclusive Water Savings technology conserving up to 1, 100 gallons per year
  • For use outdoors with freeze protection up to -30 degrees
  • Endless Hot Water: Enjoy unlimited hot water flow throughout the house; compact, durable, and easy to install; professional installation recommended
  • Optimal Water Pressure: Up to 11 GPM hot water flow rate for a powerful, constant stream
  • Instant Heating: Equipped with Circ-Logic - Pair with an external pump to reduce wait time for hot water via scheduled or on-demand recirculation
  • Guaranteed to Last: 15-, 5-, and 1-year residential for heat exchanger, labor, and parts, respectively. Wifi monitoring.
  • Energy and Space Efficient: Space-saving design conserves energy as it heats only when necessary
  • Water & Gas Leak Detection will shut down unit and provide an error code
  • For use indoor only
  • Hot water without the wait - or the waste
  • Low operating cost - High energy efficiency and water savings setting
  • Space Savings - Compact, space-saving design. Perfect for a tank replacement.
  • Optimal Water Pressure. With 5.28 GPM and 150,000 BTU heating capacity through propane gas intake. High-performance up to 5.28 GPM hot water flow rate for a powerful, constant stream.
  • Endless Hot Water. No need to wait 30 minutes for preheating and limited use of hot water like with a tank water heater. Enjoy unlimited hot water flow throughout the house.The instant hot water heater is suitable for 2-3 outlets for the whole family.
  • Quality Guaranty. Camplux offers 2 years of service and you can contact us directly by email if you encounter any problems. We offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. Have a question? Give us a call at (844) 538-7475.
  • Energy & Space Efficient. This tankless water heater has a space-saving design conserves energy as it heats only when necessary. With a UEF of over 0.82, the high energy conversion rate can effectively reduce energy loss, saving the family energy and money.
  • Installation Tips. The water heater does not include vent pipe ( try Camplux model CP-70 ), hot and cold isolation valves, pressure relief valve and venting, please purchase separately, professional installation recommended.
  • Multiple Safety Protection. CSA certified in the United states and Canada. The gas hot water heater features 6-in-1 multiple safety protections, you don’t need to drain the water during frozen winters.
Product Images, Product Titles, Product Highlights from Amazon Product Advertising API

What to Look For in a best natural gas hot water heater?

You may think purchasing seems simple, and it sometimes does the opposite! Studying the outcome of best natural gas hot water heater will take a considerable amount of time. Also, there are multiple sides of best natural gas hot water heater you need to check. That’s the reason why we’re all ready to assist you with best natural gas hot water heater issue.

You should pay more attention to the following criteria of best natural gas hot water heater in 2023:

Venting Needs

Electric water heaters do not require venting, so they can be placed in any place in your home. When they heat up, gas hot water heaters emit carbon monoxide and other harmful gases. These heaters use a ventilation system made up of pipes and conduits that removes these byproducts. Gas heaters require venting, take up more space, and are less suitable for homes than electric water heaters.

Digital Displays

Modern water heaters have digital controls, which allow homeowners to set up the heater to turn off when they are away from home. Although a digital display can increase the initial price of the heater, it also increases the heat efficiency, which ultimately saves money.

Efficiency Rating

Efficiency ratings are a measure of how efficient water heaters actually heat water. An efficiency rating of.70 for hot water heaters means that 70% of energy used by them heat water.
The difference between electricity and gas rates means that this rating doesn't give a good indication of the cost you could expect to pay for the unit. A gas heater with a lower efficiency rating will be more efficient than one that uses electricity. However, gas heaters are mucher than electric ones.
Because they don't have to run constantly to heat water, tankless heaters are significantlyer than storage tanks heaters. A tankless water heater can cut down on your energy bills by up to 40% depending on how much hot water you use. To determine the impact on your budget, it is better to calculate the annual operating cost for the hot water heater.

Tankless Or Tank

A tank water heater stores a set amount of hot water and is ready to be sent to several appliances simultaneously. The tankless heaters heat the water quickly and require less space than water heaters with tanks. One unit might not heat enough water for multiple fixtures simultaneously, so it is possible to purchase multiple water heaters.

Space

A lowboy, or shorter water heater might be the best option if you don't have a lot to heat. They are smaller than average and can be used in small homes. You could also consider mini-tank or tankless water heaters. Although gas water heaters are bulky and heavy, it's possible to get smaller models. The size of electric water heaters is generally smaller. If you have limited space, tankless electric water heaters will be the most suitable option.

Anti-Scale Devices

Some companies advertise that they can reduce mineral scale buildup by swirling water. Although scale may reduce the heater's life expectancy, it doesn't mean you have to spend a lot on fancy options. Look for one that comes with a 122023 warranty. This usually includes an element of a greater or lesser thickness.

Brass Vs. Plastic Drain Valves

A tank water heater has a drain valve located at the bottom that allows for the proper drainage of the tank. The valves can be used with standard garden hoses and made from brass or polyvinyl chloride (PVC). A brass drain valve is better than using plastic for hot water heaters, as brass is more resilient than plastic.

Tank Capacity

You should make sure your tank heater has enough hot water storage to provide heat for your entire family. Although tank heaters are capable of heating water at multiple locations simultaneously, they will require more time to heat the water. This could lead to unexpectedly cold showers.

Gas Or Electric

There are many factors that influence the choice of electric or gas-powered water heaters. These include local utility costs and personal preferences. People who want to save money upfront and those who don't have natural gas in their homes prefer electric water heaters. Gas heaters can be more costly upfront, but they will save you many hundreds of dollars per year depending on the energy cost in your region.

FAQs

Can Water Heaters Explode?

Electric and gas hot water heaters are susceptible to explosions. Explosions are rare, but can be caused by increased pressure in the heater, poor installation or maintenance, failure to set the temperature and relief valve (T & P), gas heaters, flammable liquids, or gas leaks.

What Are The Signs Your Hot Water Heater Is Going Out?

A failing water heater can be identified by a series of telltale symptoms, such as banging sounds inside the tank and a decrease in temperature.

Can You Still Shower If Your Water Heater Is Leaking?

You can still take a hot shower even if your water heater is leaking. You can shower even if the leak becomes severe. It will just mean that you won't get hot water.

What Is The Best Compact Water Heater For Saving Space?

Mini-tank or tankless water heaters are compact and light, which makes them great for small homes that have less space.

How Often Should I Replace My Water Heater?

According to professionals, your water heater should be replaced every 10 years. A water heater cannot be guaranteed for this long. It is possible that your water heater will need to be replaced sooner than expected.

How Do Water Heaters Work?

A tank-style water heater uses a dip tube that has an outlet in the bottom to heat the cold water. The tank's temperature is monitored by an internal thermostat which activates either a heating element, or a burner that warms water to the desired temperature.
Dual heating elements are used in electric water heaters to heat the water. The bottom heating element heats the coldest water faster, while the top one warms the water if it becomes too hot.
A pilot light, or electronic ignition system for gas water heaters ignites the gas that is flowing to a burner. Before shutting off, the burner heats water in the tank until it reaches a desired temperature. The exhaust is then vented outside.
Water heaters that are tankless don't keep water. They heat the water by using either electric or gas heating elements. The temperature of the hot water is a factor in how fast it flows, however most units are capable of providing hot water at a flow rate between 2 and 7 GPM.

How Do You Drain A Water Heater?

First, drain the hot water heater by flushing it with water at full pressure. After connecting the drain line, open the drain valve and close it again. The valve will dislodge any sediment, allowing the system to drain faster.
Then, disconnect your water heater from either the electric or gas power supply and shut down the main water supply. Next, disconnect the drain hose from the quick flush and open the drain valve. Once you let air in the tank, water will not flow out. You will need to remove the hot water pipe from the top of the water heater, and then move the pipe to the side. You will see the tank begin to drain.

What Is A Water Heater?

A boiler is often confused with a water heater. What is the difference between a boiler and a water heater? A water heater heats water to be used for showering, cooking, cleaning, or other purposes. The water heater heats cold water coming from the water supply pipe. It then gives you hot water ready to use for washing your clothes or running a faucet. Water heaters use water that's suitable for cleaning and cooking (potable). A boiler, on the other hand is designed to heat your home and heat water from the taps.

Gas Vs Electric Water Heaters: Which Is Right For You?

It's not cheap to install a water heater in your house. This is why it's important that you take some time thinking about how to charge your appliances. First, electric heaters offer the most sustainable option for the environment. If you choose one, it will be a better choice for your planet. Although electric water heaters work better, the price of electricity is higher than that of traditional gas options. You can still use your gas heater even if there is no power, so you have less to worry about during a crisis.

How Long Does A Water Heater Last?

Although water heaters come with varying lifespan expectations, many can last for between 8-12 years. Some water heaters can last up to 20 years. Your water quality can make a difference in how long your heater will last. Over time, corrosion can occur from heavy minerals or sediment.
Depending on which model you select, the manufacturer may offer different warranty terms. The most common warranty period is usually between 6 and 9 years.

All in all, anything you need to acquire for your convenient purchase of best natural gas hot water heater is presented above. Admittedly, this information is accurate, thanks to our product consulting experts with a wealth of experience. Furthermore, we keep best natural gas hot water heater of 2023 data up-to-date at all times. It is helpful if you are a busy person. Try to check us as much as possible!

You are expected to contact us if any problems or inaccuracies with best natural gas hot water heater occurs. With your feedback, we can improve our data better!


0 ratings

About Scott Fisher

Scott Fisher
Scott Fisher is a professional in-home renovation and elegant designer. He is highly interactive on Sanford Artedventures's website as editor. In his role, He provides valuable insight and feedback and approaches each article with the passion to followers who need it most. Scott also has worked on countless projects throughout the United States, and he prides himself on his ability to work with practically any client.

Read Scott's full bio