Top 10 Tankless Water Heater Natural Gas Indoor – Water Heaters

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1. Rinnai

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V65iN-Natural Gas/6.5 GPM, Rinnai V65IN Tankless Water Heater, Large

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Rinnai #ad - Control-r 2. 0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode. Residential factory warranty - 120 months heat exchanger, 12 months labor, 60 months parts. Up to 6. 5 gpm hot water flow rate varies by groundwater temp.
BrandRinnai #ad
ManufacturerRinnai #ad
Height26.9 Inches
Length14.04 Inches
Weight45.6 Pounds
Width9.27 Inches
Part NumberV65IN
ModelV65IN
WarrantySee Manufacturer

2. Rinnai

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Rinnai Outdoor Tankless Hot Water Heater / V53DeN / Natural Gas /5.3 GPM

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Rinnai #ad - Residential factory warranty - 120 months heat exchanger, 12 months labor, 60 months parts. Up to 5. 3 gpm hot water flow rate varies by groundwater temp. Endless hot water for your entire home. V53den he high efficiency tankless Hot Water Heater - Natural Gas: Outdoor Installation Only. Control-r 2. 0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode.
BrandRinnai #ad
ManufacturerRinnai #ad
Height0 Inches
Length0 Inches
Weight33 Pounds
Width0 Inches
Part NumberV53DeN
ModelV53DeN
WarrantySee Manufacturer

3. GASFLEX

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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

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GASFLEX #ad - Power vented directly vertically rooftop or sideways wall via Stainless Steel CAT III Flue 3. 5" diameter Included 20". Natural gas - european Model - Digital Display is in Celsius. Delivers 6. 6 gpm of hot water with a 35°F Instant Temperature Rise Equivalent to 5. 5gpm with a 45F temp Rise. Certified for installation in Manufactured Mobile Homes Pure Copper Heat Exchanger. Modulates heat output in response to the flow rate of water running through the unit.
BrandGASFLEX #ad
ManufacturerEXCEL #ad
Height23 Inches
Length14.5 Inches
Width5.5 Inches
Part Number0707239100098
ModelJSD10D 10D

4. Rheem

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Rheem RTGH-84DVLN Indoor Direct Vent Natural Gas Condensing Tankless Water Heater Low Nox

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Rheem #ad - Freeze protection to -30 Degree F. Built-in electric blower Supplied with a 120 volt power cord. Environmentally friendly Low Knox burner meets SCAQMD rule 1146 requirements.
BrandRheem #ad
ManufacturerRheem #ad
Height27.5 Inches
Length9.75 Inches
Width18.5 Inches
Part NumberRTGH-84DVLN
ModelRTGH-84DVLN

5. Rinnai

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RU199in-Natural Gas/11 GPM, Rinnai RU199iN RRU199iN

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Rinnai #ad - Up to 11 gpm hot water flow rate varies by groundwater temp. Circ-logic technology allows you to set recirculation patterns that coincide with your typical habits. Hot water is available when you need it! Residential factory warranty - 120 months heat exchanger, 12 months labor, 60 months parts.
BrandRinnai #ad
ManufacturerRinnai #ad
Height31.3 Inches
Length18.5 Inches
Weight64 Pounds
Width11.45 Inches
Part NumberRU199iN
ModelRU199iN
WarrantySee Manufacturer

6. Noritz

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Noritz NRC66DVNG Indoor Condensing Direct Tankless Hot Water Heater, 6.6 GPM, Natural Gas

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Noritz #ad - Low Nox. Remote thermostat & 6' power cord included. Can be vented with Schedule 40 PVC Pipe and Fitting. Endless hot water. High Efficiency.
BrandNoritz #ad
ManufacturerNoritz #ad
Height23.6 Inches
Length6.7 Inches
Weight11.42 Pounds
Width13.8 Inches
Part NumberNRC661-DV-NG
ModelNRC661-DV-NG
Warranty12 Year Heat Exchanger, 5 Year Parts, 1 Year Labor

7. Rinnai

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Rinnai Indoor Tankless Hot Water Heater / RL75iN Natural Gas / 7.5 GPM

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Rinnai #ad - Commercial temperature settings: 98°F - 160°F commercial controller must be purchased separately. Comes standard with mc-91-1US Digital Controller with Error Code Indicator. 82% thermal Efficiency. Residential temperature Settings: 98°F - 140°F.
BrandRinnai #ad
ManufacturerRinnai #ad
Height23 Inches
Length14 Inches
Weight50 Pounds
Width9.3 Inches
Part NumberRL75iN
ModelRL75iN
WarrantySee Manufacturer

8. Rheem

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Rheem RTGH-95DVLN 9.5 GPM Indoor Direct Vent Tankless Natural Gas Water Heater

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Rheem #ad - 94-percent energy efficient with stainless-steel condensing heat exchanger. Third party efficiency listed by AHRI. Up to 38-feet of 3-inch pvc pipe or 5-Feet of 2-Inch PVC Pipe. Intelligent electronic controls designed to increase energy efficiency and safety. Low nox Version.
BrandRheem #ad
ManufacturerRheem #ad
Height27.5 Inches
Length18.5 Inches
Width9.75 Inches
Part NumberRTGH-95DVLN
ModelRTGH-95DVLN

9. Rheem

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Rheem RTG-84DVLN 8.4 GPM Low NOx Direct Vent Tankless Natural Gas Water Heater

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Rheem #ad - Low nox Version. At 35-degree Rise. Direct Vent Indoor. Umc-117 remote control and 10-Feet of thermostat wire is included. 8. 4 gal/min. Natural gas Tankless Water Heater.
BrandRheem #ad
ManufacturerUnited Logistics of America #ad
Height26 Inches
Length14 Inches
Weight54 Pounds
Width10 Inches
Part NumberRTG-84DVLN
ModelRTG-84DVLN

10. CAMPLUX

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Camplux CA528 5.28 GPM Indoor Natural Gas Water Heater,Grey

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CAMPLUX #ad - Enjoy & comfortable constant hot waterthis residential model is powered by 120 vac voltage, on-demand hot water, never blow hot and cold in turn, features imported PCB with precise temperature control, double adjustment of water and air, and rising of the third gear making it perfect for a hot shower at home!Camplux CA528 can produce a quick endless hot shower for years to come! Please take the Camplux customized vent pipe CP-70 together for better performance.

Additionally, a wind pressure sensor is added to perceive the external wind force in real time and automatically adjust the fan, flame and maintain stable combustion. Have a question? give us a call at 844 538-7475. It can resist grade 8 wind speed and 240Pa high anti-wind pressure. Smart& energy saving-pcb frequency conversion intelligent control, temperature intelligent adjustment, truly outstanding energy saving. Advanced safety features-csa certified balanced combustion design required air combustion from the outdoor and the combustion city produced by the smoke forced out of the outdoor to ensure fresh indoor air, safe and reliable use.

Man-machine dialogue, environmental protection and durability, money and energy while producing safe, heating without waiting. Considerate customer service-here at camplux, customer service is everything! We offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. Features co multiple protection ensures safety, equipped with PCB start up self-test &real-time intelligent monitoring, timely warning of potential gas fire and hydro power to ensure your family's safety.
BrandCAMPLUX #ad
ManufacturerCAMPLUX #ad
Height22.2 Inches
Length14 Inches
Weight32.3 Pounds
Width5.9 Inches
Part NumberCA528G-NG
ModelCA528GNG