| Close Pressure | : | 1.40 in-WC |
| Open Pressure | : | 1.20 in-WC |
The pressure switch is an integral safety device for both single and dual fuel package units used to regulate and protect against venting failure in gas heating units.
Partners Choice® Pressure Switch, 1.20 in-WC Open Pressure, 1.40 in-WC Close Pressure