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, visit the Doors / Windows / Openings section.

Window and Door Manufacturers Association

The Window and Door Manufacturers Association has two great articles the will be very helpful: The Door Glossary and the Window Glossary.

Door and Hardware Institute

The DHI has some helpful articles for architects, specifiers, and building managers. Their Codes section has some informative articles and links to code organizations.

Steel Door Institute

The Steel Door Institute has some great articles in their Technical Data Series . Also, be sure to check out their Frequently Asked Questions, which we found very helpful.

Builders Hardware Manufacturers Association

The Builders Hardware Manufacturers Association has a great list of hardware terminology.

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