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The Robertshaw Climate™ RS1100 HEAT ONLY 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 only 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.