the polyethylene construction is engineered specifically to resist caustic fluids and non-electrolytic action

Safety Compliance: Prevents the ignition of the main burners if the exhaust system is obstructed or the draft is insufficient

if you have a 1

Built on the reliable 74T11-310724 (Style 74T11) platform

Johnson Controls T46ABH-1 Thermostat 30067439-890 the polyethylene construction is engineeredFan Coil Thermostat, Line Voltage, Heating Applications, Auto Off Fan System Switching, No Fan Switch, 40 to 90 Degree Thermostat Range, 50 to 90 Degree Thermometer Range, Almond Color, Gold Faceplate T46ABH 1 is identical to T46ABH 1C