This is a Bradford White RG240S6N 40-gallon atmospheric vent residential natural gas water heater featuring the Defender Safety System for flammable vapor ignition resistance. It includes the ICON System for precise temperature control up to 160°F and Vitraglas tank lining with Microban for corrosion and bacterial protection. The unit has a first hour rating of 69 gallons, 0.58 uniform energy factor, and is suitable for potable water heating.

• 40 gallon nominal capacity (38 imperial gallons)
• 40,000 BTU/hr natural gas input
• Atmospheric vent with 3" or 4" snap lock draft diverter
• Defender Safety System with ScreenLok flame arrestor
• ICON System intelligent gas control, no external power required
• Vitraglas tank lining with Microban antimicrobial protection
• Hydrojet Total Performance System for sediment reduction
• 150 PSI working pressure, 300 PSI test pressure