With some low wintertime temperatures, we usually feel the cold may creep in and through the windows, which are badly in need of repair or maintenance. In addition to that, these sash windows are also causing the wintertime electricity bills. So just like any other part of our house, the sash windows may require some extra care, maintenance and repair. And sometimes in case of sash replacement, we need professional helps if the damage is uncontrollable. Windows are basically extremely vulnerable point in our home for the great heat loss in cold season, and also the heat gain in hot season. How would you know if your windows just need repairing or sash replacement? The basic rule of thumb everyone needs to follow for sash window repair versus sash window replacement, in which you need to repair the windows with spotty damage and then replace with all the damage throughout. We can even take the example of some fogged window, as the experts can easily adjust and repair the