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9 Best tankless water heaters gases of 2025
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- Best Choice
1
Clicked 1,654 times in the last weekRinnaiNEW Rinnai RX199iN Condensing Smart Sense Natural Gas or Propane Tankless Water Heater, Indoor or Outdoor Water Heater, Up to 11.1 GPM, 199,000 BTU
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- Value for Money
2
RheemRheem RTGH-95DVLN-3 RTGH Series 9.5 GPM 199,900 BTU 120 Volt Residential Indoor Natural Gas Tankless Water Heater Stainless Steel
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RaneinRanein Natural Gas Tankless Water Heater with Vent Pipe, Indoor Max 4.3 GPM, 100,000 BTU Instant Hot Water Heater
4
RheemRheem RTG-95DVLN-3 High Efficiency Non-Condensing Indoor Tankless Natural Gas Water Heater, 9.5 GPM
20% Off5
forimoTankless Water Heater Natural Gas,4.74GPM 18L Indoor,Instant Hot Gas Water Heater,Constant Natural Water Heater with Fahrenheit Digital Display,Multi-Protection (Black)
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RinnaiRinnai RUCS65IN Tankless Hot Water Heater, 6.5 GPM, Natural Gas, Indoor Installation
35% Off7
RinnaiRinnai V75IN Tankless Hot Water Heater, 7.5 GPM, Natural Gas, Indoor Installation
15% Off8
RinnaiRinnai RE140iN Non-Condensing Natural Gas Tankless Water Heater, Up to 5.3 GPM, Indoor Installation, 140,000 BTU
10% Off9
RheemRheem RTG-70XLN-3 High Efficiency Non-Condensing Outdoor Tankless Natural Gas Water Heater, 7.0 GPM, Gray