the Robertshaw 1720-006 is a thermomagnetic safety control suitable for both natural gas and liquid propane systems

5-inch width can lead to bypass air or physical interference with the blower housing

this sequence-controlled board manages flame rectification

Running on 115V (60Hz) at 1050 RPM

it allows for bi-flow operation

Johnson Controls T25A-16 Thermostat Els PW 29614 the Robertshaw 1720-006 is aLine Voltage Wall Thermostat, Two Stage, Concealed Adjustment, 2 SPDT Switches, 2 Stage Heating, Cooling or One Stage Heating and One Stage Cooling, No Selector Switch, 3 Degree Differential Between Stages, 40 to 90 Degree Teperature Range