Review Honeywell RTH221B1021/A 1 Week Programmable, Simple Enough but Lacks Backlight

The several days before. I search for information on the Honeywell RTH221B1021/A 1 Week Programmable Thermostat, so i would like to describe here.

I wanted a simple install the thermostat to replace aging mercury switched Honeywell elements that control our heat and cooling. After researching I decided that a simple weekly timer is pretty good and certainly better than what we had originally. the RTH221B shows the current temperature and can be set to adjust the temperature when you wake, leave, return and night. It is simple to use in increments of 15 minutes. installation says "15 minutes or less" and found this

A simple, easy to use 1-week programmable thermostat. A programmable thermostat can save you up to 33-Percent off your energy bill, if used as directed. You set it up to adjust the temperature when you are away or asleep-times when you don't necessarily need to heat or cool your home to optimum comfort-and your HVAC equipment runs less. Plus, your heating or cooling comes back .... Read more or Check Price