Top 10 NG Tankless Water Heater – Water Heaters

As an Amazon Associate I earn from qualifying purchases.

1. Rheem

#ad

Rheem Mid-Efficiency 8.4GPM Outdoor Natural Gas Tankless Water Heater

#ad
Rheem #ad - 157, 000 btu gas consumed per hour. Recirculation pump ready kit ready. Fuel type: Natural Gas. For use outdoors with freeze protection up to -30 degrees. Exclusive hot start Programming minimizes cold water burst by staying in ready-fire state. Exclusive water savings technology conserving up to 1, 100 gallons per year.
BrandRheem #ad
ManufacturerRheem #ad
Height23.63 Inches
Length8.88 Inches
Weight57 Pounds
Width13.88 Inches
Part NumberRTG-84XLN-1
ModelRTG-84XLN-1

2. Rheem

#ad

Rheem Prestige High Efficiency 9.5GPM Indoor Natural Gas Tankless Water Heater

#ad
Rheem #ad - For use indoor only. Water & gas leak detection will shut down unit and provide an error code. Hot water without the wait - or the waste. Perfect for a tank replacement. Low operating cost - High energy efficiency and water savings setting. Space savings - compact, space-saving design.
BrandRheem #ad
ManufacturerRheem #ad
Height28.5 Inches
Length27.5 Inches
Weight77 Pounds
Width9.75 Inches
Part NumberRTGH-95DVLN-2
ModelRTGH-95DVLN-2

3. Rinnai

#ad

Outdoor Installation, Rinnai V65eN Non-Condensing Natural Gas Tankless Water Heater, Up to 6.5 GPM

#ad
Rinnai #ad - 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 RE160eN model. Find your rinnai: see our product guides, energy guide, manuals, 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 6. 5 gpm 5 fixtures at once. Smart, durable design: enhanced scale detection helps prevent serious, labor, long-term damage to unit; Includes 15-, 5-, and 1-year residential guarantee for heat exchanger, and parts, respectively; See Controlr module for WiFi control not included.

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.
BrandRinnai #ad
ManufacturerRinnai #ad
Height24.3 Inches
Length9.6 Inches
Weight47.4 Pounds
Width14.04 Inches
Part NumberV65EN
ModelV65EN
WarrantySee Manufacturer

4. Rheem

#ad

RHEEM RTGH-84DVLN-2 Natural Gas Condensing Tankless Water Heater, Gray, Silver

#ad
Rheem #ad - Hot water without the wait - or the waste. Water & gas leak detection will shut down unit and provide an error code. Low operating cost - High energy efficiency and water savings setting. Perfect for a tank replacement. Space savings - compact, space-saving design.
BrandRheem #ad
ManufacturerRheem #ad
Height18.5 Inches
Length27.5 Inches
Weight77.9 Pounds
Width9.8 Inches
Part NumberRTGH-84DVLN-2
ModelRTGH-84DVLN-2

5. FOGATTI

#ad

Natural Gas Tankless Water Heater, FOGATTI Indoor 6.3 GPM, 145,000 BTU White Instant Hot Water Heater, InstaGas Comfort 145 Series

#ad
FOGATTI #ad - Uef over 082, the high energy conversion rate can effectively reduce energy loss. Excellent quality csa certified in the United States and Canada. The above-mentioned labor costs are extra from 31 days.

We recommend that all installations of units must be done by the local building and plumbing codes of the installation location and installation be done by a licensed professional. 145, 000 btu high heating capacity and maximum 6. 3 gpm. Using built in forced exhaust fan at the bottom ensures stable combustion and eliminates the influence of external wind. Compact design for easy installation.

The tankless design means you don't have to wait 30 minutes for preheating and unlimited use of hot water. Adopting the world's most advanced technology, superior safety and durability. Fogatti provides free replacement within 30 days, and 5 years warranty on the heat exchanger and 2 years warranty on other parts. It is suitable for 2-3 outlet points, which can satisfy whole family.
BrandFOGATTI #ad
ManufacturerFOGATTI #ad
Height23.9 Inches
Length15.5 Inches
Weight36.4 Pounds
Width7.3 Inches
ModelFDG370INA-NG

6. Rinnai

#ad

Up to 11 GPM, Indoor Installation, Super High Efficiency Plus Natural Gas Water Heater, Rinnai RSC199iN Smart-Circ Condensing Gas Tankless Water Heater, 199,000 BTU

#ad
Rinnai #ad - Smart-circ intelligent recirculation: this tankless hot water heater features Smart-Circ technology that learns your water usage patterns, then schedules pump and recirucation accordinlgy for superior energy efficiency and convenience. 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: with multiple venting options, and 1-year residential guarantee for heat exchanger, labor, and parts, 5-, water heater fits a wide array of spaces; Includes 15-, respectively; See Controlr module for WiFi control not included.

Never run out of hot water with this compact tankless gas water Heater: This indoor condensing tankless hot water heater from Rinnai is only the size of a small suitcase, but provides up to 11 GPM 7 fixtures at once. Find your rinnai: see our product guides, videos, manuals, energy guide, warranty information, 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.
BrandRinnai #ad
ManufacturerRinnai #ad
Height14.37 Inches
Length33.86 Inches
Width21.26 Inches
Part NumberRSC199iN
ModelRSC199iN

7. Rheem

#ad

RTGH-95XLN-2, Rheem Prestige Condensing Tankless Outdoor Natural Gas Water Heater 9.5 GPM

#ad
Rheem #ad - Water & gas leak detection will shut down unit and provide an error code. Low operating cost - High energy efficiency and water savings setting. Perfect for a tank replacement. Hot water without the wait - or the waste. For use outdoors with freeze protection up to -30 degrees. Space savings - compact, space-saving design.
BrandRheem #ad
ManufacturerRheem #ad
Height28.5 Inches
Length27.5 Inches
Weight77 Pounds
Width9.75 Inches
Part NumberRTGH-95XLN-2
ModelRTGH-95XLN-2

8. BOSCH

#ad

Bosch 940 ES NG Tankless Water Heater, Natural Gas

#ad
BOSCH #ad - Vents vertically or horizontally with 3" or 4" stainless steel. Electronic ignition and patented burner design. 199, 000 max input BTU. Highest capacity non-condensing model. 9. 4 gallons per minute capacity at 35F degree rise.
BrandBOSCH #ad
ManufacturerBosch #ad
Height31 Inches
Length12 Inches
Weight67 Pounds
Width18 Inches
Part Number940 ES NG
Model940 ES NG

9. BOSCH

#ad

Natural Gas, Bosch 830 ES NG Therm Tankless Water Heater

#ad
BOSCH #ad - Vents vertically or horizontally with 3" or 4" stainless steel. 175, 000 max input BTU. 83%+ thermal efficiency. 8. 3 gallons per minute capacity at 35F degree rise. Electronic ignition and patented burner design.
BrandBOSCH #ad
ManufacturerBosch #ad
Height30.5 Inches
Length11.25 Inches
Weight80 Pounds
Width17.87 Inches
Part Number830 ES NG
Model830 ES NG
Warranty3 - 15 Years depending on application

10. FOGATTI

#ad

FOGATTI Outdoor 8.1 GPM, Natural Gas Tankless Water Heater, 180,000 BTU White Instant Hot Water Heater

#ad
FOGATTI #ad - The tankless design means you don't have to wait 30 minutes for preheating and unlimited use of hot water. Uef over 081, 000 btu high heating capacity and maximum 8. 1 gpm. The above-mentioned labor costs are extra from 31 days.

Adopting the world's most advanced technology, superior safety and durability. Excellent quality csa certified in the United States and Canada. Compact design for easy installation. Fogatti provides free replacement within 30 days, and 5 years warranty on the heat exchanger and 2 years warranty on other parts. We recommend that all installations of units must be done by the local building and plumbing codes of the installation location and installation be done by a licensed professional.

180, which can satisfy whole family. Using built in forced exhaust fan at the bottom ensures stable combustion and eliminates the influence of external wind. It is suitable for 3-5 outlet points, the high energy conversion rate can effectively reduce energy loss.
BrandFOGATTI #ad
ManufacturerFOGATTI #ad
Height7.3 Inches
Length26.2 Inches
Width17.1 Inches
ModelFDG450OD-NG