Make your home more efficient with new windows and doors and save money too! Greenstar has aligned itself with some of the top window manufacturers to provide your home with comfort and great curb appeal. Do you old windows feel drafty? Chances are that they are not installed properly. Even new windows not installed the correct way will leave you scratching your head. Our window installers use non-expanding foam, tape, and more in order to eliminate these issues. We stand behind it with a 10 year warranty on our labor in addition to the manufacturer’s product warranty.