No matter what designs or style you have fitted, with winter in the not too distant future, now is a good time to start thinking about maintaining your home to ensure it is protected from the cold and wet winter months
A lot of plucky homeowners would try to do these jobs without the help of a professional to save on the cost to replace.
If the sun is on the windows, open the shades to take advantage of the solar gain. Keep the windows clean to let more sun come through.
Install storm windows, which will be cheaper than a full window replacement (How much does it cost to replace windows?)