The Hunter 42999B is the correct thermostat for the following heating and cooling systems:
The Hunter Just Right Digital Thermostat 42999B is a replacement thermostat that fits many oil, electric, and gas heating and cooling systems. This Just Right thermostat features an easy-to-read digital display and does not require any programming. This Hunter digital thermostat includes a filter change indicator, low battery warning, and Fahrenheit and Celsius read out. This digital thermostat control offers you simple control over your heating and cooling system and cam be installed in approximately 30 minutes.
Hunter Just Right Digital Thermostat 42999B specifications: