Terra-Nova sliding windows open horizontally along a track in the window frame. These windows can on average be near twice the size of single or double hung windows,. They have the options of choosing to or not to feature muntins to divide the panes. In modern windows, muntins are set between two panes of glass to give the appearance of a divided pane without sacrificing efficiency.
Because sliding windows have less moving parts they actually minimize the occurrence of maintenance Infact given the long-term operational costs sliding windows tend to be a lot cheaper, especially since a lot of homeowners neglect window upkeep from time to time.
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