Save money and energy with this energy efficient model that operates at a 0.89 Uniform Energy Factor (UEF). Low-profile 30-in H x 20-in diameter design with top water connections easier installation under counters, bathroom vanities or in cabinets. Premium heating elements, anode rod 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. Easy temperature control with adjustable thermostat can be set higher for dishwashers and laundry machines or lower as needed. Factory-installed temperature and pressure relief valve and tamper-proof drain valve ensures safe operation.