RS1100 Robertshaw RS Wall Thermostats

The Robertshaw® RS1100 Economy Series of 5-1-1 Day programmable thermostat is an impressive low-cost thermostat.  With a beautiful vibrant blue backlight, the RS1100 series is the right choice for an economical programmable thermostat for new and replacement residential applications.  They can be configured to control conventional gas or electric HVAC, heat pump, oil and millivolt equipment.  This is a 2-wire single heat thermostat. Can be configured for Fahrenheit or Celsius, and can be used as manual or 5-1-1 day programmable operation