192-208 | Room Temp Thermostat, Pneumatic, DA Heat, RA Cool, Fahrenheit, 2-pipe | Siemens

This 192 Powerstar Heating/Cooling Pneumatic Room Thermostat is direct acting heat @ 25 psi, reverse acting cooling @ 18 psi, and provides proportional dual setpoint, single output, two-pipe high air capacity room temperature control. Fahrenheit scale. Wall plate and mounting screws included.