A.O. Smith Signature 100 50-Gallon Tall 9-Year Warranty 40000-BTU Natural Gas Water Heater | G9-UT5040NVR

Environmentally friendly 40 000 BTU Ultra Low NOx gas burner delivers 84 gallons in the first hour. Self-diagnostic electronic gas control incorporates an LED status indicator that monitors and reports on system operational status. Built-in safety system reduces the risk of accidental flammable vapor ignitions. Tall and slim 60.75-in H x 22-in diameter profile is designed for easier installation. Protective anode rod and fused ceramic tank shield provide superior tank protection and extend water heater life.

• Environmentally friendly 40000 BTU Ultra Low NOx gas burner delivers 84 gallons in the first hour
• Self-diagnostic electronic gas control incorporates an LED status indicator that monitors and reports on system operational status
• Built-in safety system reduces the risk of accidental flammable vapor ignitions
• Tall and slim 60.75-in H x 22-in diameter profile is designed for easier installation
• Protective anode rod and fused ceramic tank shield provide superior tank protection and extend water heater life
• High-altitude certified from 0 ft to 10100 ft