Doors are used to provide separation and security for buildings and spaces. Door assemblies have become increasingly complicated as electronic door hardware and other security components become more common in buildings. The following organizations provide helpful information to design professionals and building managers.
For door and hardware related articles on archtoolbox.com, visit the Doors / Windows / Openings section.
Window and Door Manufacturers Association
Door and Hardware Institute
Steel Door Institute
Builders Hardware Manufacturers Association
The Builders Hardware Manufacturers Association has a great list of hardware terminology.