Armstrong Furnace 20274507 Pressure Switch 321894-706 making it compatible with existing

making it compatible with existing mounting bands and cradles in most residential units

What is the primary difference between the 060-215191 and the older 060-215166

and M9220 Series Electric Actuators to flanged iron globe valves

Direct Fit: 3-inch probe length ensures accurate air temperature monitoring in OEM housings

15" WC to ensure accurate sensing of air pressure or flue exhaust within strict tolerances

Armstrong Furnace 20274507 Pressure Switch 321894-706 making it compatible with existingThe Armstrong Furnace 20274507 Pressure Switch is a high performance, OEM replacement part specifically engineered for HVAC systems operating in elevated environments. This high altitude pressure switch is a critical safety component designed to monitor and regulate internal air pressure, ensuring that your furnace operates within its designated airflow parameters to prevent hazardous exhaust buildup. By accurately sensing atmospheric changes, it