1" Union npt, 140-180 degrees F, 1140 Series Direct Acting Brass Body (Code 02) Thermostatic Temperature Regulator for Two way Heating Steam or Water service with 32 PSI Maximum Differential and Cross Ambient Filled Actuator

1" Union npt, 160-200 degrees F, 1140 Series Direct Acting Brass Body (Code 02) Thermostatic Temperature Regulator for Two way Heating Steam or Water service with 32 PSI Maximum Differential and Cross Ambient Filled Actuator

1" Union npt, 40-80 degrees F, 1140 Series Reverse Acting Brass Body (Code 02R) Thermostatic Temperature Regulator for Two way Cooling Water service with 125 PSI Maximum Differential and Cross Ambient Filled Actuator