80-gallon electric central water heater Capacity: 80 gallons (303 liters per hour) Energy Factor: 0.86 Drain Valve: Made of copper Quality Certification: Issued by UNDERWRITERS Laboratories Complies with international standards: LEED Corrosion Resistance: Made of high-quality materials resistant to rust and corrosion Thermal Insulation: Advanced heat insulation and energy-saving technology Safety System: Equipped with an overheating protection safety system Tank Protection: Includes a magnesium rod (anode) for internal tank protection Water heaters are designed for indoor installation only and must not be installed outdoors, as exposure to weather elements may cause corrosion and damage. Manufacturing American Reason for sale: No longer needed; a smaller water heater has been purchased