The SW6DE Combo 6 Gallon Water Heater is a versatile and efficient water heating solution suitable for various applications, including RVs, boats, and small living spaces. This high-recovery water heater features a 12,000 BTU/hour gas heating system and a 1440-watt electric element, providing a recovery rate of 6.1 gallons per hour with electric power and 10.1 gallons per hour with gas and electricity combined. The unit is designed with a porcelain-lined steel tank and an anode rod to absorb electrolytic action, ensuring durability and easy maintenance. With a capacity of up to 6 gallons, this water heater offers a reliable hot water supply. Please note that the units may have surface rust due to the skids having moisture exposure.