This type of window comprises a fixed pane of glass that cannot be opened to let fresh air in. “Fixed windows maximise views and energy efficiency thanks to their airtight seal and superior ...

New windows can insulate better than most walls, and some can even survive being hit with a two-by-four shot from a cannon ...

In addition to materials, variables include the number of panes, how the windows are hinged, how they operate, and how much ventilation they offer. Here’s a look at the various types.