It is compatible with a wide array of media

with nominal liquid capacities of 1

This specific model is configured without a thermometer

Common causes include restricted airflow

Key Benefits Precise Thermal Control: Maintains a strict 160-230°F operating window to prevent heat exchanger damage or unsafe cabinet temperatures

Reznor 221228 Switch It is compatible with aMaintaining unit heater performance requires precise safety interlocks. The Reznor 221228 Switch is a high tolerance single pole single throw (SPST) safety device engineered to verify proper venting and combustion airflow before allowing the ignition sequence to proceed. This Reznor 221228 2. 30" WC SPST Pressure Switch is set to trigger at 2. 30 inches of water column, making it a critical component for Reznor unit heater maintenance and ensuring