Natural Gas Water Heaters

Enjoy an endless supply of hot water with this reliable and efficient stainless steel water heater. Its innovative technology is perfect for meeting the hot water demands of any home. This American-made water heater is built with corrosion-resistant materials.

My delivery was fantastic excellent and professional men that delivered my water heater thank you. Edward. Westland, MI. Mon Jul 13 2026

Enjoy reliable hot water with this American-made water heater. Designed for indoor use, this unit features a direct vent system for efficient operation and peace of mind with an automatic safety shutoff. Experience hassle-free temperature control for optimal comfort.

Fit right in where the old one was very happy. Ray. US. Fri Jun 26 2026

Enjoy endless hot water with this reliable, American-made stainless steel water heater. This high-capacity unit mounts easily, delivering peace of mind with advanced safety features . Experience the convenience of a consistent and dependable hot water supply for years to come!

The GE RealMax water heater is a gem. The installation was easy, and the unit is working great!. Brian. Denver. Mon Dec 08 2025

Enjoy endless hot water with our reliable and innovative water heater, designed for your home. Experience peace of mind with advanced safety features, including an automatic shutoff. Our technology ensures maximum energy efficiency without sacrificing performance.

My hot water heater quit on me and I needed a thermostat but everyone I reached out to said that don't make that model any longer. So I researched new water heaters and this one works for me. Decent price as always and quick delivery. I had a couple friends install it for me and vent it properly and now I have hot water once again.. Mark. Morrow, GA. Fri Feb 20 2026

Great water heater with a 12 year warranty. Best price and delivered to my basement. So easy.. Anne. Dousman, WI. Mon Aug 24 2026

Enjoy endless hot water with this reliable water heater. Its advanced technology provides consistent and efficient heating for your home. This durable, American-made appliance is ideal for replacing your old unit.

Nice so far.. Anonymous. Thu Mar 19 2026

Enjoy endless hot water with this innovative and efficient tank-style water heater, designed for residential use. This American-made heater features a direct vent system and a high altitude rating, making it perfect for various home environments. Experience reliable hot water delivery for years to come.

It's exactly what we were looking for. Our last water heaters were GE.. Stellalarry. Vestavia, Alabama. Fri Feb 09 2024

Enjoy reliable hot water with this American-made stainless steel water heater. Its high altitude rating and advanced safety features provide peace of mind for years to come.

Plumber was able to replace old water heater with no issues. As expected, plumbing code updates had to be made. New water heater is more efficient and will save $100 per year.. Eric8200. Mon May 18 2026

Enjoy endless hot water with this American-made stainless steel water heater. Its high altitude rating and advanced safety features, including an automatic shutoff, provide peace of mind for years to come.

Joseph. Mission Viejo, CA. Fri Apr 04 2025

Enjoy endless hot water with this reliable and innovative water heater. Its advanced technology, designed specifically for indoor use, provides on-demand hot water whenever you need it. Experience ultimate comfort and convenience with a product proudly made in the USA.

It’s Still working a year later. Not much to report except it works and was easy for my husband to install. Amanda. Edgewood, KY. Thu Feb 12 2026

It's quiet and hardly runs, but the temp is consistently 120° F. Arrived in perfect condition.. Ed. Saint Paul, MN. Mon Nov 10 2025

Enjoy endless hot water with this convenient and efficient tank-style water heater. Designed for indoor use, its advanced technology delivers reliable performance and peace of mind, making it the perfect solution for all your hot water needs.

Best water heater I've ever bought so far. Neil. Morgan Hill, CA. Thu Jul 31 2025

Heat your water smarter with the Eccotemp Smart Home 6.8 GPM Outdoor Gas Tankless Water Heater! Our technology-driven design guarantees comfort and ease, providing limitless hot water while conserving both space and energy. Leading the revolution in home comfort technology, this tankless water heater is the first all-in-one smart solution patented in the market. Say goodbye to the complex and costly integrations of traditional heaters - our model comes with a built-in smart system, streamlining your home's water heating functionality within a single device. Envision a home that anticipates your needs, where you can orchestrate your water heater's operation with just your voice. Thanks to its Wi-Fi connectivity, this heater can be paired with Amazon Alexa and Google Home to access smart voice commands, and the Eccotemp mobile app allows you to control and monitor your water heater from anywhere. Start your day with a hot shower by simply saying, "Alexa, turn on water heater." Coming home to a warm bath has never been easier - just say, "Ok Google, set water heater to 90 degrees." With our smart tankless water heater, you'll have a personal assistant ensuring your comfort. Harness the power of the Eccotemp mobile app to manage your water heater from any location. Personalize temperature settings, establish routines, set timers, and view in-depth consumption data, including costs right at your fingertips. This enables you to tailor your hot water usage to fit your lifestyle, maximizing energy efficiency and minimizing utility expenses. Furthermore, the Eccotemp app sends maintenance alerts directly to your phone, keeping you informed about your water heater's health, ensuring longevity and peak performance. Outdoor installation is a breeze, making it the perfect addition to any home type. Its compact, wall-mounted design and sleek tempered glass cover not only preserves valuable floor space but also adds a stylish touch to your home’s exterior. Indulge in the comfort of unlimited hot water, intuitive control, and energy-smart performance in your home. Elevate your living experience today with our advanced water heating solution and enjoy the absolute comfort and convenience of a never-ending supply of hot water! The Eccotemp SH22 Series has been CSA tested and approved for use in the US & Canada at elevations up to 2000 feet. Installation and use above 2000 feet may affect overall product efficiency and performance. We do not recommend installation and use above 5000 feet. IMPORTANT NOTE: This product cannot be used for HYDRONIC SYSTEMS, RECIRCULATING, or FLOOR HEATING.

FOGATTI tankless Non-condensing water heaters indoor model, 0.81 Uniform Energy Factor (UEF), reduce energy consumption and save money on energy bills. User keep it Antifreeze Protection System working by plugging it in at all times at 120V, 60 Hz. If it's below 37.4F or not using it for a long time, drain the water heater to avoid freezing. If ECO mode is turned on, the default temperature is 104F. Only exit ECO mode, the rise and fall key is valid. TOP technology, superior safety and durability.

Installation was easy. Unit has been working great, so far. Has been installed about two weeks.. Anonymous. Wed Aug 19 2026

Good one and easy to install.. Anonymous. Sun Nov 09 2025

Adopts more advanced technology that safer and longer-lasting. TANKLESS Design provides instant hot water endless. Previous Vent 3" and Water/Gas Pipe 3/4" compatible with tankless, only simple re-layout.

Very good. Anonymous. Fri Jan 30 2026

Enjoy consistent hot water for your family with this American-made, stainless steel water heater . This high-capacity tank and powerful heating system provides an endless and reliable hot water experience for your home.

INSTALLATION GUIDE DETAILED FOR GAS LINE THRED TURNING OFF GAS AT CONNECTION. Anonymous. Groveland. Thu Feb 29 2024

Adopts more advanced technology that safer and longer-lasting. TANKLESS Design provides instant hot water endless. Previous Vent 3" and Water/Gas Pipe 3/4" compatible with tankless, only simple re-layout. Notice: Mizudo water heater pass water and gas supply testing before leaving the factory. May have residual water on the unit or package, but does not affect use.

Package arrived quickly and the unit was in perfect cosmetic condition. From the research I've done, this unit should handle more than one fixture at a time with the 7.5 GPM Instant Hot Water. Even during colder months when the groundwater temperature drops, a flow rate this high ensures we won't have to ration hot water. The compact footprint is a massive space-saver compared to our old tank setup, and the digital control panel makes precise temperature adjustments incredibly easy.. Anthony. Mon Jun 15 2026

65,000 BTU RV Tankless Water Heater, 3.9 GPM Propane RV Hot Water Heater with 15x15in White Door and Remote Controller, High Altitude Available, DC 12V

We are really pleased with the water heater! The capacity is the right size for our home and it’s very efficient.. Brats. Thu Jul 17 2025

Enjoy endless hot water with the ThermoMate indoor tankless water heater. Delivering 4.22 GPM and 113,000 BTU, it powers multiple showers simultaneously with precise ±1°F stability. Energy-efficient and space-saving, it features smart touchscreen diagnostics and advanced freeze protection.

Does job well… very well priced. Frank. US. Thu Sep 03 2026

This is a high-efficiency condensing indoor natural gas tankless water heater designed for continuous hot water. The built-in recirculation pump with auto-learning programming not only provides instant hot water but also only provides it when needed. Industry-leading low flow activation with a minimum flow rate and minimum activation flow rate of .50GPM. Ultra-low NOx burner meets SCAQMD rule requirements of safety for low emissions. Additional safety features include a flame sensor, overheat cut-off switch, gas and water leak detectors, and exhaust and water temperature sensors. Venting up to 100’ with 3” PVC or up to 50’ with 2” PVC pipe. Can be used with up to 5 bathrooms depending on inlet temperature; .94UEF (.96EF Canada), 180,000 BTU efficiency for the 10 GPM models, and 199,000 BTU efficiency for the 11 GPM models. Professional installation is required otherwise warranty is void. Warranty: 12-year heat exchanger, 5 yr parts, and 1 yr labor.

Great price on a great water heater!. Courtney. Granbury, TX. Fri Jul 03 2026

Exterior CTWH 160K Btu 7.5 gpm

Best tankless water heater ever i love it i really recomended. Arturo. Sun Feb 22 2026

Ideal for replacing your electric storage tank water heater in some applications or supplementing a water heating system, this tankless water heater and powerful and can installed virtually anywhere inside the home. Advantages include endless hot water, reduced electricity costs, and substantial space savings. This product is built to last with solid copper heat exchangers and can help provide homeowners with a lower energy bill.

love the product and everything hate the fact you gotta find a dealer to get any parts or anything. Micael789424. Mon Aug 07 2023

Heat your water smarter with the Eccotemp Smart Home 6.8 GPM Indoor Gas Tankless Water Heater! Our technology-driven design guarantees comfort and ease, providing limitless hot water while conserving both space and energy. Leading the revolution in home comfort technology, this tankless water heater is the first all-in-one smart solution patented in the market. Say goodbye to the complex and costly integrations of traditional heaters - our model comes with a built-in smart system, streamlining your home's water heating functionality within a single device. Envision a home that anticipates your needs, where you can orchestrate your water heater's operation with just your voice. Thanks to its Wi-Fi connectivity, this heater can be paired with Amazon Alexa and Google Home to access smart voice commands, and the Eccotemp mobile app allows you to control and monitor your water heater from anywhere. Start your day with a hot shower by simply saying, "Alexa, turn on water heater." Coming home to a warm bath has never been easier - just say, "Ok Google, set water heater to 90 degrees." With our smart tankless water heater, you'll have a personal assistant ensuring your comfort. Harness the power of the Eccotemp mobile app to manage your water heater from any location. Personalize temperature settings, establish routines, set timers, and view in-depth consumption data, including costs right at your fingertips. This enables you to tailor your hot water usage to fit your lifestyle, maximizing energy efficiency and minimizing utility expenses. Furthermore, the Eccotemp app sends maintenance alerts directly to your phone, keeping you informed about your water heater's health, ensuring longevity and peak performance. Installation of this water heater indoors is a breeze with our 4-inch vertical and horizontal vent kits (sold separately), making it the perfect addition to any home type. Its compact, wall-mounted design and sleek tempered glass cover not only preserves valuable floor space but also adds a stylish touch to your interior. Indulge in the comfort of unlimited hot water, intuitive control, and energy-smart performance in your home. Elevate your living experience today with our advanced water heating solution and enjoy the absolute comfort and convenience of a never-ending supply of hot water! The Eccotemp SH22 Series has been CSA tested and approved for use in the US & Canada at elevations up to 2000 feet. Installation and use above 2000 feet may affect overall product efficiency and performance. We do not recommend installation and use above 5000 feet. IMPORTANT NOTE: This product cannot be used for HYDRONIC SYSTEMS, RECIRCULATING, or FLOOR HEATING.

Great item just buy the kit with it to save trouble of having to go to the hardware store for multiple items. Jessica. Sandusky, OH. Tue Feb 18 2025

The Eccotemp 7.0 GPM Outdoor Tankless Water Heater is the largest capacity model in the Builder Series. CSA approved and rated at an impressive 7 GPM with a temperature rise of 45 degrees. This tankless water heater is rated at 180,000 BTU and can produce unlimited hot water for 4-5 applications simultaneously. Eccotemp’s advanced 0.79 GPM low flow ignition technology allows users to enjoy endless hot water without experiencing cold spots. We recommend the 7.0 GPM Outdoor Tankless Water Heater for large, medium, small size single family homes, townhomes, condos, cabins, as well as smaller commercial applications and home builders. With our upgraded product control board performance and an all-new gas modulating valve, consumers can experience best in class temperature performance that is budget friendly. The space saving wall mounted Eccotemp 7GB has a 110/120-volt UL listed power cord that powers the internal exhaust fan, anti-Freeze protection and product control board. With its fully automated control system, the Eccotemp 7GB pulls less than 0.61 amps during operation, making it ideal for low energy consumption and efficiency. The Eccotemp 7GB has been CSA tested and approved for US & Canadian use at elevations up to 2000 feet. Installation and use of the Eccotemp 7GB above 2000 feet may affect overall product efficiency and performance. IMPORTANT NOTE: Cannot be used for HYDRONIC SYSTEMS, RECIRCULATING, or FLOOR HEATING.

This is a game changer for our park model RV!! Endless hot water! No choosing between showers and washing dishes! This is my second tank… one indoor Ecotemp at our cottage and one installed at our RV getaway Other brands are more expensive but this is dependable!. Janet. St. Catharines, ON. Fri Jun 21 2024

FOGATTI tankless outdoor water heaters adopt tankless design, it means no waiting 30 min for preheating and unlimited use of hot water, only heat water when needed. Keep it Antifreeze protection system working by plugging it in at all times at 120 V, 60 Hz. If it's below 37.4 F or you're not using it for a long time, drain the water heater to avoid freezing. Water/Gas Connection: 3/4'' NPT. Not recommended above 2000 feet.

Experience unlimited hot water with the WH-AZ02-199-NGI, a Indoor tankless water heater. Boasting 199,000 BTU power, this system provides energy-efficient, on-demand heating for maximum convenience. Designed for durability and reliability, it features built-in Anti-Freezing Protection to perform even in harsh climates.

Adopts more advanced technology that safer and longer-lasting. TANKLESS Design provides instant hot water endless. Previous Vent 3" and Water/Gas Pipe 3/4" compatible with tankless, only simple re-layout. Note: Mizudo water heater pass water and gas supply testing before leaving the factory. May have residual water on the unit or package, but does not affect use.

Outdoor life always gives people enthusiasm and happiness and CAMPLUX outdoor has that figured out. CAMPLUX dedicated to providing you an easy and efficient outdoor life style. Portability, energy saving and innovation are the three key elements of CAMPLUX products. CAMPLUX range is constantly expanding so keen an eye out for quality, innovative products.

Works great very efficient. Used to heat my whole house.. Mark. Roseville, MI. Mon Mar 30 2020

Enjoy a steady supply of hot water on every trip with our RV gas water heater. This heater is available in two high-output versions: 55,000 BTU and 65,000 BTU, delivering instant hot water with no waiting time. It is perfectly suitable for RVs, campers, and outdoor camping scenarios. The user-friendly digital control panel allows you to easily monitor and adjust the water temperature. For safety, it is equipped with multiple protection devices including flameout protection, anti-freeze protection, and dry burn protection. It is also CSA certified to meet strict safety standards. Its compact and durable design enables reliable performance in high-altitude areas and all weather conditions. Wherever your journey takes you, upgrade your mobile lifestyle and enjoy stable and comfortable hot water anytime, anywhere.

Camplux high capacity 2.64 GPM tankless water heater Indoor delivers on demand endless hot water ensures instant hot water for any small homes, cabins or apartments. Only heats the water when you need it and no waiting for preheat.

RE199iN is the perfect combination of high efficiency, comfort, and value in a natural gas non-condensing tankless water heater from Rinnai. Ideal for small to medium homes or remodels. Only the size of a small suitcase is easy to install, reliable, and perfect for indoor locations; Rinnai products provide peace of mind with warranties that surpass the competition.

I love how fast the water heats. With a large family, there’s no more waiting for the hot water to catch up. I replaced a 25 year old Rinnai with a newer model 6 months ago. I wouldn’t go any other way. They are built to last!. Rinnaialltheway4189. Sun Jun 14 2026

The Rheem RTGH-X kit allows for outdoor installations of the Rheem High Efficiency Indoor Tankless Water Heater. Using the outdoor conversion kit in warmer climates is a good way to save space within the home and eliminates the need to vent exhaust from within the home.

Anonymous. Sun Feb 15 2026

The Camplux 6.86 GPM tankless natural gas water heater is perfect for whole house use, supplying more than two hot water applications at the same time.Constant temperature function gives you consistent hot water with pre-set temperature.Anti-freezing protection device, which will heat automatically when the temperature lower than 40℉(5℃).Camplux water heater with innovative combustion technology and advanced multiple protection systems to ensure your safety.

Upgrade your home’s water heating system with the Eccotemp Smart Home Indoor 4.0 GPM Gas Tankless Water Heater. This cutting-edge water heater leverages the latest technology to provide a continuous flow of hot water while optimizing space and energy usage for a more efficient home environment. Say goodbye to the inconvenience of running out of hot water during peak times or manually adjusting temperatures. With built-in Wi-Fi connectivity, you can control and monitor this tankless water heater remotely using your smartphone. It is also compatible with Amazon Alexa and Google Home, enabling you to use voice commands to set temperatures, switch the water heater on or off, and more. Customize your hot water schedules, track consumption statistics in real-time, and receive maintenance alerts, ensuring you have complete control over your hot water supply from anywhere. The Eccotemp tankless water heater delivers a robust flow rate of 4.0 gallons per minute (GPM), making it ideal for small to medium-sized households. Whether it's for showers, dishwashing, or other hot water needs, you’ll enjoy an uninterrupted supply that enhances your daily routines. In addition to its smart capabilities, this water heater is designed for maximum energy efficiency. It heats water only when necessary, significantly reducing the standby heat loss seen in traditional tank-based systems. This advanced technology leads to lower utility bills and a smaller environmental footprint. Installation is straightforward, with a compact design that fits easily into tight spaces, saving valuable floor space in your home. This makes it a versatile option for a variety of residential settings, from single-family homes to apartments and condos. The Eccotemp SH12-A Series is CSA tested and approved for both the US and Canada, supporting installation at elevations up to 2000 feet. Using the water heater above this elevation may affect its performance and efficiency. Important Note: This water heater is not suitable for hydronic systems, recirculating, or floor heating applications.

This wasn’t what I wanted I thought it was for a house. Anonymous. Thu Apr 30 2026

Rheem’s RECTGH-SR10iN (Natural Gas) and RECTGH-SR10iP (Liquid Propane) IKONIC Super High Efficiency condensing tankless gas water heater features built-in recirculation delivers hot water with minimal wait, saving energy and water. The integrated EcoNet App and Wi-Fi control allows to control, monitor and customize your hot water usage from your phone or other smart device. The RECTGH-SR10iN dual heat exchanger technology maximizes efficiency and increases durability allowing you to enjoy efficient, continuous, immediate hot water in your entire home. The compact size, wall mount and industry leading installation clearance allows for installation in small spaces saving valuable floor space. Please note end letter indicates fuel type. P: Liquid Propane and N: Natural Gas

Rheem’s RTG-95DVELN-3 High Efficiency indoor non-condensing natural gas tankless gas water heater delivers hot water with minimal wait, saving time, energy and water. The RTG-95DVELN-3 features exclusive Hot Start Programming which keeps the water heater in a ready state eliminating cold water bursts with back-to-back uses. Rheem’s exclusive Overheat Film Wrap provides heat exchanger overheat protection and LeakGuard Leak Detection and Prevention monitors for potentially costly leaks providing you peace of mind while you enjoy efficient, continuous, no wait hot water in your entire home. The compact size, wall mount and industry leading installation clearance allows for installation in small spaces, saving valuable floor space. The integrated EcoNet App and Wi-Fi control allows you to control, monitor and customize your hot water usage from your phone or other smart device.

Rheem’s RTG-95XELN-3 High Efficiency outdoor non-condensing tankless gas water heater delivers hot water with minimal wait, saving time, energy and water. The RTG-95XELN-3 features exclusive Hot Start Programming which keeps the water heater in a ready state eliminating cold water bursts with back-to-back uses. Rheem’s exclusive Overheat Film Wrap provides heat exchanger overheat protection providing you peace of mind while you enjoy efficient, continuous, no wait hot water in your entire home. The compact size, wall mount and industry leading installation clearance allows for installation in small spaces, saving valuable floor space. The integrated EcoNet App and Wi-Fi control allows you to control, monitor and customize your hot water usage from your phone or other smart device.

Rheem’s RTGH-68DVLN-3 Super High Efficiency condensing indoor tankless gas water heater delivers continuous hot water with minimal wait, saving time, energy, and water. The RTGH-68DVLN-3 features exclusive Hot Start Programming, which keeps the water heater in a ready state, eliminating cold water bursts with back-to-back uses. Rheem’s exclusive Overheat Film Wrap provides heat exchanger overheat protection and peace of mind while you enjoy efficient, continuous, no-wait hot water in your entire home. The compact size, wall mount, and industry-leading installation clearance allow for installation in small spaces, saving valuable floor space.

Great space saver, never run out of hot water!. Kellis. Sun Jan 28 2024

Rheem’s RECTGH-SR11iN (Natural Gas) and RECTGH-SR11iP (Liquid Propane) IKONIC Super High Efficiency condensing tankless gas water heater features built-in recirculation delivers hot water with minimal wait, saving energy and water. The integrated EcoNet App and Wi-Fi control allows to control, monitor and customize your hot water usage from your phone or other smart device. The dual heat exchanger technology maximizes efficiency and increases durability allowing you to enjoy efficient, continuous, immediate hot water in your entire home. The compact size, wall mount and industry leading installation clearance allows for installation in small spaces saving valuable floor space. Please note end letter in model denotes gas type - N: Natural Gas, P: Liquid Propane.

Life time had same brand 20 years ago, never runs out hot water it’s the best.. Patricia. Fri Jul 24 2026

Welcome to ultimate efficiency. With technology that operates only when hot water is needed, super-efficient heating coils, no pilot light, and no storage tank to heat and reheat water, you save on energy and utility costs. Rinnai tankless water heaters use up to 40% less energy than a traditional tank water heater. Plus, with premium technology, increased energy efficiency, an improved Home Energy Rating System (HERS) Index Score, and optimized LEED eligibility, our tankless solutions can increase your home's value. You can even qualify for energy efficiency rebates and tax credits. It's a smart investment for now and the future.

It is quiet when running and works as expected. It has been quietly heating my water for 8 months and I'm glad I chose this one.. Guller519476. Tue Apr 28 2026

Rheem’s RTGH-84DVLN-3 Super High Efficiency condensing indoor tankless gas water heater delivers continuous hot water with minimal wait, saving time, energy, and water. The RTGH-84DVLN-3 features exclusive Hot Start Programming which keeps the water heater in a ready state eliminating cold water bursts with back-to-back uses. Rheem’s exclusive overheat film wrap provides heat exchanger overheat protection and peace of mind while you enjoy efficient, continuous, no-wait hot water in your entire home. The compact size, wall mount, and industry-leading installation clearance allow for installation in small spaces, saving valuable floor space.

Unit is great, just needed to buy additional accessories for venting purposes (should have those key suggestions ready when purchasing). K. Las Vegas, NV. Sun Sep 06 2026

Rheem High-Efficiency Condensing Indoor 9.0 GPM Tankless Gas Water Heater delivers continuous hot water with minimal wait, saving time, energy, and water. The RTGH-90DVLN-3 features exclusive Hot Start Programming, which keeps the water heater in a ready state, eliminating cold water bursts with back-to-back uses. Rheem’s exclusive Overheat Film Wrap provides heat exchanger overheat protection and peace of mind while you enjoy efficient, continuous, no-wait hot water in your entire home. The compact size, wall mount, and industry-leading installation clearance allow for installation in small spaces, saving valuable floor space.

Changing to a tankless gas hot water heater is one of the best decisions I have made. Saving a lot on only using hot water when I need it plus never running out of hot water. Rheem has been a fantastic company to work with and Wayfair has been there for all the remodeling we have been doing. We have almost like a whole new house and wayfair has made it possible.. Linda. Fri Jul 03 2026

Rheem’s RECTGH-S84iN (Natural Gas) or RECTGH-S84iP (Liquid Propane) IKONIC Super High Efficiency condensing tankless gas water heater delivers continuous, efficient hot water for your entire home. The RECTGH-S84i(N/P) dual heat exchanger technology maximizes efficiency and increases durability allowing you to enjoy efficient, continuous hot water in your entire home. The compact size, wall mount and industry leading installation clearance allows for installation in small spaces saving valuable floor space. Please note the end letter in the model denotes gas fuel type. N: Natural Gas and P: Liquid Propane.

Enjoy endless hot water with the ThermoMate Indoor Residential Natural Gas Tankless Water Heater. Delivering up to 3.6 GPM of on-demand flow, this high-efficiency, space-saving unit easily powers a shower and faucet simultaneously. Features an intuitive LED touchscreen, advanced eco-smart heating, and hurricane-level wind resistance for total home comfort.