A.O. Smith Signature 100 50-Gallons Tall 6-year Warranty 40000-BTU Natural Gas Water Heater

Delivers the ideal amount of hot water for households with 5+ people when sized appropriately

Features an environmentally-friendly 40,000 BTU gas burner that delivers 81 gallons in the first hour

Electronic gas valve provides precise temperature control for optimum hot water delivery

Self-diagnostic electronic gas control incorporates an LED status indicator that monitors and reports on the system's operational status

Built-in safety system reduces the risk of accidental flammable vapor ignitions

Tall, slim 60.75-in H x 21-in diameter profile enables easier installation in narrow spaces

Tank Guard® provides advanced tank protection that extends the life of your gas water heater

High-altitude certified from 0 ft to 10,100 ft