So you are thinking about changing up the windows in your home, maybe they aren't keep it as warm as you'd like in the winter and you are wanting to upgrade to double glazing, maybe the window frames are old and battered, and you want to stop the draughts, or maybe the style of your windows just aren't your cup of tea and you'd like a change. Well look no further. We have put together a definitive guide to help you decide which window style to choose.