.92 - .93 UEF Rheemglas® tank lining resists corrosion and prolongs tank life 240 Volt AC/Single Phase double and single element models 19.9 to 50 gallon capacities Overview Professional Classic™ electric water heaters are NAECA and HUD certified for Manufactured Housing and modular construction Efficiency .92 - .93 UEF Isolated tank design reduces conductive heat loss Resistored Lifeguard™ stainless steel lower heating element to prolong anode rod and tank life Performance FHR: Up to 53 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 performance and lower operating cost Compliant with H.U.D., ASHRAE 90A-80 and NAECA requirements Single and double element models available. High efficiency resistored heating element in single element models. Lifeguard™ stainless steel element is the upper element in double element models Electric junction box located above heating elements for easy installation Over-temperature protector cuts off power in excess temperature situations Automatic thermostat keeps water at desired temperature Plus… Rheemglas® tank lining resists corrosion and prolongs tank life EverKleen™ self cleaning device fights harmful sediment build-up with a high-velocity spiraling water stream – helps operating efficiency by saving energy, money and improving tank life Enhanced-flow brass drain valve Temperature and pressure relief valve included Low lead compliant READ LESS Product Info Specifications Dimensions Product Depth (in.) 21.13" Product Height (in.) 59" Product Width (in.) 21.13" Details Fuel Type Electric UEF 0.92 Install Location Indoor Primary Warranty 6 Tank Capacity 50FetchDocument.aspx?ID=94E89FE6-D89C-433F-B84D-2089C07B5856FetchDocument.aspx?ID=B267209A-EF8E-499E-837A-BFA3CA4CDEFC