Honeywell IS20428-6082 Pressure Switch 1.55” WC – TRANE C342634P40 P40 🔥Checked
1.55” WC PF. Honeywell IS20428-6082. Furnace Air Pressure Switch. Pressure switches are checked again after removal to confirm there is. Used, checked in and removed from a working furnace. by 2 HVAC professionals.