WHITE RODGERS - 1/2" BIMETAL DISC THERMOSTAT, CLOSE ON RISE, RANGE 172 TO188 , 78 TO 87 , DIFFERENTIAL 30 , 17.
White Rodgers 3F11-180 1/2" Bimetal Disc Thermostat, Close On Rise, Range 172 To188 , 78 To 87 , Differential 30 , 17. Therm-O-Disc Style 10856, Type THERM-O-DISC STYLE 10856, TYPE 36T22 - 3F11-180.