Rheem's Professional Prestige Series Powered Damper water heaters offer high efficiency with a .68 - .69 Uniform Energy Factor (UEF), ensuring cost-effective operation. Available in 38 and 50 gallon capacities, these models are designed to meet varying household hot water demands. The powered damper technology enhances efficiency by optimizing heat retention and minimizing energy waste, making them suitable for homeowners seeking reliable and energy-efficient water heating solutions.