Best Natural Gas Water Heater - April 2024

Rinnai V65EN 6.6 GPM Outdoor Low NOx Tankless Natural Gas Water Heater

Rinnai's V65E exterior-mount tankless water heater efficiently delivers up to 6.6-Gallon per minute (GPM) of hot water, making it perfect for your one to two and half bathroom home. This easy-to-install, ultra-compact unit lets you enjoy all the benefits of Rinnai tankless water heating. You'll experience clean, reliable hot water at a consistent pre-set temperature, while saving energy and precious floor space in your home.

• ASIN: B0084CPEDE
• UPC: 766156007118
• ASIN: B0084CPEDE
• Brand: Rinnai
• Size: Large
• Manufacturer: Rinnai

Rinnai V65IN 6.6 GPM Indoor Low NOx Tankless Natural Gas Water Heater

Features ENERGY STAR Qualified Energy Factor of .82 for Natural Gas and Propane Certified for Installation in Manufactured (Mobile) Homes Leak detection shuts off water to unit to limit property damage Enhanced scale detection lessens possibility of serious, long-term damage to unit Temperature lock prevents accidental or unauthorized changes to water temperature Complies with South Coast Air Quality Management District 14 ng/J or 20 ppm NOx emission levels Rinnai Value Series Tankless Water Heater Product Warranty Dimensions Width: 14 Inches Height: 23 Inches Depth: 9 Inches Weight 45.6 Pound... [Read More]

• ASIN: B0084CPEDO
• UPC: 766156007095
• ASIN: B0084CPEDO
• Brand: Rinnai
• Size: Large
• Manufacturer: Rinnai

Rinnai RUC98iN Ultra Series Natural Gas Tankless Water Heater, Twin Pipe

Rinnai takes tankless water heating one step further with condensing technology that delivers more efficiency than ever before. Enjoy all the same tankless benefits you’ve come to expect from Rinnai, plus even greater energy savings. Features: 95% Thermal Efficiency Natural gas or propane Indoor Installation Only 98° F to 140° F Residential Temperature Range 98° F to 185° F Commercial Temperature Range Commercial Controller Must be Purchased Separately Gas Rate Input BTU's: 15,200 - 199,000 Electronic Ignition Meets California and Texas NOx Emissions Standards Compatible with Full Line o... [Read More]

• ASIN: B00OBVKBB2
• UPC: 766156008160
• ASIN: B00OBVKBB2
• Brand: Rinnai
• Size: Twin Pipe/Ultra
• Manufacturer: Rinnai

Reliance Water Heater Co 9003542 Natural Gas Pilot Assembly

Natural Gas Pilot Assembly, Works On The Following Water Heater Model #'s: 6-30-Yors, 6-30-Yors-d, 6-30-Yort-d, 6-40-Yort-d, 6-30-Yort4, 6-50-Yort4, Temperature Setting 190°ree., Please Make Sure To Use The Corresponding Pilot Assembly To The Water Heater, Refer To The Tag On The Original Pilot Assembly To Match With The New Pilot Assembly.

• ASIN: B000XOEZ9U
• UPC: 020363123857
• ASIN: B000XOEZ9U
• Brand: Reliance Products
• Size: Pack of 1
• Manufacturer: RELIANCE WATER HEATER CO

Excel Pro Tankless Gas Water Heater NATURAL GAS 6.6 GPM Whole House and for Hydronic heating Compare to Rinnai, Rheem,Noritz, Bosch FREE FLUE KIT

This compact , yet powerful unit - with gas inputs up to 140,000 BTU per hour - can meet all the hot-water needs of a small to medium American home or apartment. Designed to virtually do anything a 40-gallon tank-type water heater can do and much more The Wall mounted Excel Pro is design to work with hydronic baseboard or radiant floor heating applications, as well as provide domestic hot water to plumbing fixtures and appliances. LCD Display Control: Just set the desired water temperature The Excel Pro has an energy factor of 0.84-0.85. Excel Pro: Modulating Technology Tankless water heaters ... [Read More]

• ASIN: B06X3WQT1B
• UPC: 707239100098
• ASIN: B06X3WQT1B
• Brand: GASFLEX
• Manufacturer: EXCEL

Eccotemp 45H-NG Outdoor 6.8 GPM Natural Gas Tankless Water Heater, White

The Eccotemp 45H-NG Outdoor Natural Gas Tankless Water Heater is the largest outdoor model of the Eccotemp tankless line. Rated at impressive 6.8 GPM and 150,000 BTU per hour, the 45H-NG can meet all the hot-water needs of a standard home or apartment with one or two bathrooms, as well as smaller commercial applications. The compact, wall mounted 45H-NG is powered by natural gas. With its fully automated control system, the Eccotemp 45H-NG is the ideal choice for any standard sized home. The Eccotemp 45H/HI series is CSA Certified for US and Canadian use guaranteeing a safe, easy, and enjoyabl... [Read More]

• ASIN: B00K2XLJH8
• UPC: 891876002393
• ASIN: B00K2XLJH8
• Brand: Eccotemp
• Size: 6.8 GPM
• Manufacturer: Eccotemp Systems

Camplux 12L 3.18 GPM Indoor Tankless Natural Gas Water Heater

1.The Camplux CA318 is perfect for vacation cabins, cottages, and smaller homes. 2.This model has a sleek, black tempered glass casing with automatic temperature controls and a touch screen with an LED digital display that shows the output temperature reading. 3.It comes with a horizontal stainless steel vent pipe, ready to install and with its 120-volt power cord powering the internal exhaust fan and digital display. 4. For indoor installation with safe, efficient power ventilation. Stainless vent pipe included. 5 It delivers up to 3.18 Gallons Per Minute of hot water ranging from 95-149 d... [Read More]

• ASIN: B07DNB8L18
• ASIN: B07DNB8L18
• Brand: CAMPLUX ENJOY OUTDOOR LIFE
• Size: 12 L / 3.18 GPM
• Manufacturer: CAMPLUX

Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute

With gas inputs of 199,000 BTU, the T-H3 can produce enough hot water for four bathrooms in warmer climates or three baths in colder climates.

• ASIN: B00DDPZ5HM
• UPC: 671657140946
• ASIN: B00DDPZ5HM
• Brand: TAKAGI
• Size: Medium
• Manufacturer: Takagi

Eccotemp fvi12-NG FVI-12 Natural Gas, 3.5 GPM, High Capacity Tankless Water Heater, White

The incredibly efficient Eccotemp FVI-12 Natural Gas Tankless Water Heater uses an intense gas-fired flame to instantly heat water the moment it passes through the unit, so as long as you feed water in, hot water will come out! Comes ready to install. With the included horizontal vent kit, this Eccotemp FVI-12 Natural Gas Tankless Water Heater can be installed for indoor use right out of the box. Great for cabins and smaller homes, so you don't bust your budget for a hot shower! The Eccotemp FVI-12 Natural Gas Tankless Water Heater is a manual water heater. This means that any water temperatur... [Read More]

• ASIN: B00388M4B4
• UPC: 891876002096
• ASIN: B00388M4B4
• Brand: Eccotemp
• Manufacturer: Eccotemp Systems

Happybuy 18L Natural Gas Hot Water Heater 4.8GPM 36KW Tankless Instant Boiler Stainless Steel Liquefied Natural Gas Water Heater with Shower Head Kit Wall-Mounted Water Heater (18L, Natural Gas)

18L Natural Gas Hot Water Heater 4.8GPM 36KW Tankless Instant Boiler Water Heater with Shower Head ATTENTIONS: - Every type of gas water heater is only suitable for one kind gas. And this water heater is ONLY for Liquefied Natural Gas. . - Highly recommended to be installed by a professional. - Must be used under the condition of ventilation, ensuring the normal condition of the flue kit. - Concerning the safety, please do not install this water heating instant boiler in your bathroom. FEATURE: Controller design Magnificent thin-shaped appearance High efficient energy saving Low water-pressure... [Read More]

• ASIN: B07CNRZ3N4
• UPC: 719034880556
• ASIN: B07CNRZ3N4
• Brand: Happybuy
• Size: 18L -4.8GPM -36KW
• Manufacturer: Happybuy

Rinnai RL Series HE+ Tankless Hot Water Heater: Outdoor Installation

Our high-efficiency plus RL models, offer Rinnai’s most advanced technology in non-condensing tankless water heaters. You’ll enjoy the endless hot water and energy savings you expect, with the addition of Wi-Fi monitoring and recirculation technology for faster hot water delivery.

• ASIN: B0058K3WNO
• UPC: 766156006319
• ASIN: B0058K3WNO
• Brand: Rinnai
• Size: Large
• Manufacturer: Rinnai

RELIANCE WATER HEATER CO 9003488 Natural Gas Pilot Assembly

Natural gas pilot assembly, works on the Following water heater 9003488 #'s: 6-40-yours, 6-40-yours-d, 6-50-yort-d, temperature setting 170°ree., please make sure to use the corresponding pilot assembly to the water heater, refer to the tag on the original pilot assembly to match with the new pilot assembly.

• ASIN: B00T89LX32
• UPC: 020363123796
• ASIN: B00T89LX32
• Brand: Reliance Water Heater
• Size: Pack of 1
• Manufacturer: RELIANCE WATER HEATER CO

Rheem RTG-84XLN-1 Tankless Water Heater, Grey

Rheem RTG is a series of mid-efficiency condensing tankless gas water heaters designed for continuous hot water. Industry leading low flow activation with a minimum flow rate of .26GPM and minimum activation flow rate of .40GPM ensures hot water is received even in low demand situations. Ultra Low NOx burner meets SCAQMD rule requirements of safety with low emissions. While our exclusive Guardian Overheat Film Wrap prevents our units from reaching the dangerous temperatures others can. Add in our maintenance notification settings, self-diagnostic system and EcoNet enabled mobile app feature (a... [Read More]

• ASIN: B077MXHW4H
• UPC: 020352671048
• ASIN: B077MXHW4H
• Brand: Rheem
• Manufacturer: Rheem

Eccotemp 20HI Indoor 6.0 GPM Natural Gas Tankless Water Heater

The Eccotemp 20HI Indoor Natural Gas Tankless Water Heater is one of the largest indoor models of the Eccotemp tankless line. Rated at an impressive 6.0 gallons per minute (GPM) and 150,000 BTU per hour, the Eccotemp 20HI-NG can meet all the hot-water needs of a standard home or apartment with one or two bathrooms, as well as smaller commercial applications. The compact, wall mounted Eccotemp 20HI-NG is powered by natural gas. The Eccotemp 20HI-NG is ready to install with its 110/120-volt UL listed power cord powering the internal exhaust fan and digital display. With its fully automated contr... [Read More]

• ASIN: B07SMBDHQW
• UPC: 853868008264
• ASIN: B07SMBDHQW
• Brand: Eccotemp
• Manufacturer: Eccotemp Systems

Takagi T-KJr2-IN-NG Indoor Tankless Water Heater, Natural Gas

T-KJR2-INNG Features: -Tankless water heater.-Natural Gas.-Can be converted into a direct-vent unit.-Indoor installation only.-BTU/hr: 19,500 140,000.-0.82 Energy factor.-Flow rate: 6.6 GPM maximum.-Cost-efficient and environmental friendly.-Perfect for light residential and radiant heating applications.-Energy star. Dimensions: -Overall dimensions: 20.3" H x 13.8" W x 6.7" D.

• ASIN: B0057X27OC
• UPC: 671657108212
• ASIN: B0057X27OC
• Brand: TAKAGI
• Size: -1
• Manufacturer: Takagi

Eccotemp 45HI-NG Indoor Natural Gas Tankless Water Heater

The Eccotemp 45HI-NG is the largest indoor model of the Eccotemp tankless line. Rated at impressive 6.8 GPM and 140,000 BTU per hour, the 45HI-NG can meet all the hot-water needs of a standard home

• UPC: 49317398
• Model: 45HI-NG
• Color: White
• Size: Natural Gas
• Rating: 4.0

Marey 3.1 GPM Tankless Natural Gas Hot Water Heater Digital Display GA10NGDP

Features:Compact design saves: space and allows for easy installation just about anywhere.The tankless heater can heat an unlimited volume of water as needed.Hot water is available in just a few seconds.Activates by water flow from

• UPC: 40276052
• Model: GA10NGDP
• Color: Silver
• Size: 2.6 gallon natural gas natural draft2.6
• Rating: 3.333

RELIANCE WATER HEATER CO Water Heater Pilot Assembly, Natural Gas 9003488

Natural Gas Pilot Assembly, Works On The Following Water Heater Model #'s: 6-40-Yors, 6-40-Yors-d, 6-50-Yort-d, Temperature Setting 170°ree., Please Make Sure To Use The Corresponding Pilot Assembly To The Water Heater, Refer To The Tag

• UPC: 43984644
• Model: 9003488
• Color: Multicolor
• Size: 1Pack Of 1
• Rating: 5.0

Eccotemp 45HI-NG 6.8 GPM Natural Gas Whole House Tankless Water Heater

Natural Gas Whole House Tankless Water HeaterThe Eccotemp 45HI-NG is the largest indoor model of the Eccotemp tankless line. Rated at impressive 6.8 GPM and 140,000 BTU per hour, the 45HI-NG can meet all the

• UPC: 336226902
• Model: 45HI-NG
• Color: N/AOther
• Size: Color
• Rating: 4.25

MAREY 2.0 GPM Natural Gas Tankless Water Heater

Features:Hot Water Outlet per Minute: 5 LPM - 1.3 GPMGas Type: Natural gasHeat Loss: 34,614 BTU/hRelated Gas Pressure: 0.3 PSIExhaust Discharge Mode: Flue Duct TypeApplicable Water Pressure: 3.6 - 145.0 PSI/ 0.25 - 10 barIgnition:

• UPC: 40276054
• Model: GA5NG
• Color: White
• Size: 1.41.4 gallon natural gas natural draft
• Rating: 4.0

Reliance 40gal Natural Gas Water Heater

Reliance Tall Height Water Heater And Draf *Power Source: Natural Gas *Product Type: Water Heater *Assembled Height: 62 in. *Assembled Length: 20 in. *Assembled Width: 20 in. *Tank Capacity: 40 gal. *Water Connection Size: 3/4

• UPC: 359626640
• Model: 3-40-NOCT400

Rheem RTG-84XLN-1 Outdoor Tankless Natural Gas Water Heater for 2 - 3 Bathroom Homes

8.4 GPM at a 35 degrees F temperature rise (up to 6.6 GPM at 35 degrees F)Exclusive! Guardian SBT sensing burner technologyExclusive! Guardian OFW overheat film wrapSelf diagnostic programDigital display on thermostat shows temperature setting

• UPC: 52132615
• Model: RTG-84XLN-1
• Color: Multicolor

Rheem RTG-84XLN-1 180,000-BTU Outdoor Natural Gas Tankless Water Heater

Rheem RTG-84XLN-1 180,000-BTU Outdoor Natural Gas Tankless Water

• UPC: 37467461
• Model: RTG-84XLN-1
• Color: Multicolor
• Rating: 4.4

Eccotemp 45H-NG Outdoor Natural Gas Tankless Water Heater

The Eccotemp 45H-NG Outdoor Natural Gas Tankless Water Heater (NEW 2017 Model) is the largest outdoor model of the Eccotemp tankless line. Rated at impressive 6.8 GPM and 150,000 BTU per hour, the 45H-NG can

• UPC: 49317399
• Model: 45H-NG
• Color: White

TCMT 3.2 GPM 12L Tankless Water Heater Natural Gas Instant Hot Boiler with Digital Display

Gas Type: Natural GasCapacity:12L/min (3.2 GPM), 25 degrees warm water producing rateWorking temperature:-8-45℃Thermal input: 24 KWThermal efficiency: ≥80.8%Temperature rise: 25℃Copper water tankHigh-quality stringy stainless steel panelMinimum working water pressure: 0.025MPaGas pressure: 2000PaFire Catching Ways: Electricity

• UPC: 582521333
• Model: TCMT-NG-12L
• Color: White

Natural Gas Water Heater Tankless On-Demand Marey GA10NG 2.7 GPM Best US Seller

• UPC: 151784221701
• Category: Tankless Water Heaters
• Price: 232 USD

Water Heater Best Tankless Natural Gas Marey GA10NGDP 2.7 GPM

• UPC: 161826933962
• Category: Tankless Water Heaters
• Price: 235 USD

Water Heater Natural Gas Tankless Best Tiny House Marey GA5NG 1.3 GPM On Demand

• UPC: 161444028543
• Category: Tankless Water Heaters
• Price: 171 USD

 Water Heater Tankless Marey (Natural Gas) GA10NGDP  3.1 GPM Best On Demand 

• UPC: 303066920017
• Category: Tankless Water Heaters
• Price: 247 USD