Home maintenance - the roof

If I could isolate one part of our home that facilitates our way of living the most it would be our roof.  There has been a lot going on up there in the past couple of months and it's all exciting stuff. Well, it's exciting to me. :- )  I told you all about the solar panels we had installed in April, then, last Thursday, when we were out, the solar system meter box was installed. That gives us a