Standard:
1, Flame Failure Protection.
2, Over Heat Protection.
3, Anti-dry Burning Protection.
4, Pressure Relief Protection.
Optional:
Oxygen Depletion Protection.
Anti-downdraught Protection.
Low Water Pressure start up.
Winter-Summer Switch.
20 Minutes Timer.
Temperature Display.
Low battery Indication.
Hot/Cold ON/OFFWater Switch.
Single/Double solenoid valves.
Available:
Oxygen Free CopperHeat Exchanger
