The compact and easy-to-install 5L Natural Gas Tankless Water Heater is the perfect energy efficient solution for your home which will not only help you save money, but also help you save money on your electric bills. This versatile unit only operates on 3V, making it ideal for off-grid applications or anywhere electricity is limited. Copper heat exchanger resists corrosion allowing it to last a lifetime. At a standard faucet flow of 1.5 GPM, the temperature increase is 45 degrees Fahrenheit.

Like new condition.  Most open box units are returns that have never been used.  A small percentage were minimally used and refurbished.  Ships from the manufacturer in FL. Includes same 5 year warranty as new units.