Overview Professional Classic® Point-of-Use electric water heaters feature a space-saving design for installation in limited spaces Efficiency .90 UEF for 30-gallon model Single resistored stainless steel heating element Performance FHR: Up to 54 gallons, depending on model Recovery: 17 GPH for 3500 watts and 21 GPH for 4500 watts at a 90° F rise** Longer Life Premium grade anode rod provides long-lasting tank protection Features High efficiency heating element Over-temperature protector cuts off power in excess temperature situations Automatic thermostat keeps water at desired temperature Wall bracket for easy wall mount installations and corrosion resistant 1/4 turn drain valve included with 2.5 gallon model Plus… Temperature and pressure relief valve Exclusive Rheemglas® tank lining resists corrosion and prolongs tank life Meets or exceeds National Appliance Energy Conservation Act (NAECA) requirements These units are U.L. listed and comply with Underwriter’s Laboratories Specifications 174 Enhanced-flow brass drain valve on 2.5-gallon model Low lead compliant. Product Info Specifications Dimensions Product Depth (in.) 17" Product Height (in.) 31.5" Product Width (in.) 17" Details Fuel Type Electric Install Location Indoor Primary Warranty 6 Tank Capacity 20FetchDocument.aspx?ID=94E89FE6-D89C-433F-B84D-2089C07B5856FetchDocument.aspx?ID=B267209A-EF8E-499E-837A-BFA3CA4CDEFC