Honeywell CT33A1009 750 Millivolt Heat Only Non-Programmable Thermostat
• Easy to install and use, dual temperature scale (F/C).
• Snap Acting Switch (Magnetic Switch) does not require leveling.
• Bimetal temperature sensor.
• Economy Model - Simple, worry-free operation.
• Mounting hardware and wall cover included, hides marks from previous thermostat.
• Mercury Free.
• Compatible with 750 mV heating only systems - forced air (gas, oil & electric) and hot water/steam.
• NOT compatible with electric baseboard heat (120-240 V), heat pumps or multi-stage heat