The Robertshaw Climate™ RS1100 HEAT or COOL thermostat is an impressive new low-cost thermostat. With a beautiful vibrant blue backlight, the RS1000 series is Simply The Right Choice™ for an economical programmable heat/cool thermostat for new and replacement residential applications. 

The thermostat can be configured for Fahrenheit or Celsius and can be used as manual or 5-1-1 day programmable operation.