A heat cool thermostat is a device that is used to control the temperature of a space, such as a home or office. It is a combination of a heating and cooling system that works together to maintain a comfortable temperature. The thermostat has a temperature setting that can be adjusted to the desired level. When the temperature reaches the set point, the thermostat will turn on the heating or cooling system to bring the temperature back to the desired level. Heat cool thermostats are becoming increasingly popular due to their ability to save energy and money by automatically adjusting the temperature to the desired level. They are also easy to install and use, making them a great choice for those looking to save energy and money.