Energy Smart mode intelligently reacts to homeowner hot water use in order to reduce standby heat loss and save you money on your energy bills. Built-in leak detection and warning functionality alerts provide added peace of mind. Tall and slim 60.5-in H x 22-in diameter profile is designed for easier installation. Smart grid ready, connect via an optional CTA-2045 port adaptor and utility communication module. Premium heating elements, anode rod, self-cleaning dip tube and fused ceramic tank shield provide superior tank protection and extend water heater life. Non-CFC polyurethane foam insulation and factory-installed heat trap nipples reduce heat loss for maximum efficiency and energy savings.