Armstrong International B4481 Valve Assembly 321042-401 verify that the surface temperature

verify that the surface temperature does not exceed manufacturer physical limits

If a furnace or air handler fails to initiate the startup sequence even with the thermostat calling for heat

and clips required for a full internal overhaul in one package

including Base 1 units

Armstrong International B4481 Valve Assembly 321042-401 verify that the surface temperatureThe Armstrong International B4481 Valve Assembly is a specialized OEM humidifier replacement part designed for high performance moisture control in commercial and industrial settings. This fill valve assembly less flow washer is engineered specifically for use in EHU 704 and EHU 602 electronic steam humidifiers, ensuring precise water level management within the steam generator tank. By facilitating the controlled entry of tap water to the electrodes,