http://escape-bbs.info/News/what-are-sash-windows-/ A sash window, or sash windows, are sliding windows, which usually slide vertically, but which can slide horizontally and which are normally in pairs. The original design of the sash window is attributed to the English inventor, Robert Hooke (1635 –1703) and sash windows were a very common type of window, especially in Georgian residences and [.] Related posts: Reglazing and Repairing Sash Windo... Thu, 07 Jan 2010 20:16:12 CST en