Camplux tankless gas heater features an energy-saving technology that makes it save up to 11.5 percent energy. In addition, this water heater exchanger uses propane, and the main burner is ...

Electric Water Heater: How to Choose the Right One for Your Home Gas tankless water heaters burn propane or natural gas to ...

Cons: This model has the lowest GPM of all the tankless water heaters on our short list. Bottom Line: Propane, Smart Circ, and indoor installation combine to nudge this tankless propane water ...

Electric, propane and natural gas water heaters ... same warranty may have longer or shorter coverage periods. Tankless water heater costs range from about $1,400 to $3,900, including installation.