Time for new windows? Not necessarily. High quality storm windows may be all you need. Storm windows can help out your home in more ways than most people think. While protecting your home and older windows against inclement weather is typically the main function (and general perception) of storm windows, the truth is that these window types have can preserve your home in many ways.
If you own a historic or new home and love those original windows, but they constantly leak in moisture and air, replacing them could be very costly. Leaving your beautiful windows for the world to see for a fraction of the replacement cost.