examples of doors [3]![click to hear](/images/speaker.jpg)
Doors: composed of a movable part, the wing, and a frame; their function is to close up a bay.
folding door ![click to hear](/images/speaker.jpg)
Sliding door whose wing is composed of two articulated panels that fold together when opened.
sliding folding door ![click to hear](/images/speaker.jpg)
Sliding door whose wing is composed of articulated panels that fold together when opened.
conventional door ![click to hear](/images/speaker.jpg)
Door made up of a wing that opens and closes by pivoting on hinges.
sliding door ![click to hear](/images/speaker.jpg)
Panel or panels of a door sliding horizontally along a set of tracks.