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Tankless Geek currently reviews 2 Ranein models. Each review separates our editorial score from Amazon customer ratings and links the source documents used for specifications, installation and warranty details.
Specifications verified on the date shown in each review. Product availability and documents can change.
Lower-priced 18 kW electric tankless model for point-of-use, apartments or small homes. Usable flow depends on inlet-water temperature and simultaneous demand.
Amazon customer rating as of the last specification review. Not the Tankless Geek editorial score.
Compact budget indoor natural gas tankless heater with 4.3 GPM capacity and vent kit.
Amazon customer rating as of the last specification review. Not the Tankless Geek editorial score.
Compare usable flow at your required temperature rise, energy input, installation requirements, efficiency, service access and written warranty. A maximum GPM value without its test conditions is not enough to size a system.