Window Glossary

Window Glossary

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There are currently 4 names in this directory beginning with the letter M.
MDF:
Medium-density fiberboard. A wood-fiber composite used in a variety of window, door and millwork applications.
Mortise lock:
A lock fitting a rectangular-shaped cavity in the edge of a door.
Mullion:
A component used to structurally join two window or door units.
Multipoint lock:
A locking system, operated with one handle that secures a window or door at two or more locking points.