Top 9 Tankless Hot Water Heater Gas – Water Heaters

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1. Rinnai

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

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Rinnai #ad - Endless hot water for your entire home. Up to 7. 5 gpm hot water flow rate varies by groundwater temp. Hot water is available when you need it! Residential factory warranty - 120 months heat exchanger, 12 months labor, 60 months parts. Rl75in he+ high efficiency tankless Hot Water Heater - Natural Gas: Indoor Installation Only. Circ-logic technology allows you to set recirculation patterns that coincide with your typical habits.
BrandRinnai #ad
ManufacturerRinnai #ad
Height23 Inches
Length14 Inches
Weight50 Pounds
Width9.3 Inches
Part NumberRL75iN
ModelRL75iN
WarrantyResidential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

2. Rinnai

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Rinnai V65eN Tankless Hot Water Heater, Large

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Rinnai #ad - Max energy Factor 082. Lightweight and Compact. Meets california and Texas NOx Emissions Standards. Max btu's 120, 000 Outdoor Installations.
BrandRinnai #ad
ManufacturerRinnai #ad
Height24.3 Inches
Length9.6 Inches
Weight47.4 Pounds
Width14 Inches
Part NumberV65EN
ModelV65EN
WarrantyResidential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

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

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

5. Rinnai

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

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Rinnai #ad - Up to 6. 5 gpm hot water flow rate varies by groundwater temp. 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. V65in he high efficiency tankless Hot Water Heater - Natural Gas: Indoor Installation Only. Endless hot water for your entire home.
BrandRinnai #ad
ManufacturerRinnai #ad
Height26.9 Inches
Length14.04 Inches
Weight45.6 Pounds
Width9.27 Inches
Part NumberV65IN
ModelV65IN
WarrantyResidential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

6. Rheem

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Small, Rheem 240V 2 Heating Chambers RTEX-18 Residential Tankless Water Heater, GREY

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Rheem #ad - Flow rate- up to 4. 4 gpm. Most advanced self-modulation, adjust power to meet hot water demand. Threaded for easy replacement, simple installation, digital temperature display. External digital thermostatic control with LED display +/1 degree accuracy. Durable copper immersion two heating elements, field Serviceable. Simple installation – bottom 3/4 inch NPT water connections.
BrandRheem #ad
ManufacturerRheem #ad
Height19 Inches
Length4 Inches
Weight8.5 Pounds
Width15 Inches
Part NumberRTEX-18
ModelRTEX-18

7. Rinnai

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11 GPM, Natural Gas: Indoor Installation, Rinnai RU199iN Sensei Super High Efficiency Tankless Water Heater

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Rinnai #ad - Residential factory warranty - 120 months heat exchanger, 12 months labor, 60 months parts. Ru199in sensei se+ super high efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only. Circ-logic technology allows you to set recirculation patterns that coincide with your typical habits. 15, 000 btu minimum / 199, 000 BTU Maximum. Hot water is available when you need it! Endless hot water for your entire home. Up to 11 gpm hot water flow rate varies by groundwater temp.
BrandRinnai #ad
ManufacturerRinnai #ad
Height31.3 Inches
Length18.5 Inches
Weight64 Pounds
Width11.45 Inches
Part NumberRU199iN
ModelRU199iN
WarrantyResidential Factory Warranty - 120 months (heat exchanger), 12 months (labor), 60 months (parts)

8. Rinnai

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Natural Gas | Outdoor Installation, Rinnai RL Series HE+ Tankless Hot Water Heater | RL94eN

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Rinnai #ad - Endless hot water for your entire home. Hot water is available when you need it! Residential factory warranty - 120 months heat exchanger, 12 months labor, 60 months parts. Up to 9. 4 gpm hot water flow rate varies by groundwater temp. Rl94en he+ high efficiency tankless Hot Water Heater - Natural Gas: Outdoor Installation Only. Circ-logic technology allows you to set recirculation patterns that coincide with your typical habits.
BrandRinnai #ad
ManufacturerRinnai #ad
Height22.99 Inches
Length14.02 Inches
Weight44.31 Pounds
Width10 Inches
Part NumberRL94eN
ModelRL94eN
Warranty12-Year Warranty on Heat Exchanger, 5 Year Parts, 1 Year Labor for Residential Installations

9. Noritz

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

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Noritz #ad - High Efficiency. Endless hot water. Remote thermostat & 6' power cord included. Can be vented with Schedule 40 PVC Pipe and Fitting. Low Nox.
BrandNoritz #ad
ManufacturerNoritz #ad
Height23.6 Inches
Length6.7 Inches
Weight39 Pounds
Width13.8 Inches
Part NumberNRC661-DV-NG
ModelNRC661-DV-NG
Warranty12 Year Heat Exchanger, 5 Year Parts, 1 Year Labor