I guess it would really depend on what type of home, the age of it and where it's located. Most of your older homes (prior to 1940) have a lot custom details you want to keep intact. If it's really ol ... read more
If anyone tells you that you can save "X" with windows, throw them out of the home. Will you save something, yes. Is is impossible to tell what that something will be without a laboratory environmen ... read more