Technical Resources


DHI regularly offers webinars with an archive library of dozens of hours of content as a member–only benefit, including employees of corporate members. Webinar topics include codes, LEED, fire door inspection, steel doors, and provide valuable CEP points for DHI certified members.



DHI’s new eBook series is brought to you by our partners who will provide educational content and expertise, with maybe a little humor along the way.

Technical Article Archive

Door Security + Safety magazine has an archive of over 1,000 technical articles for easy access to timeless technical content. We also feature many years of full issue archives.

Technical Literature

DHI technical literature enhances your knowledge of products, systems and techniques involved in all aspects of the total openings industry. We offer handbooks, an archive of Tech Talk Bulletins, installation guides, and more. Please email for more information. 


The Technical Data Handbook Binder includes the following chapters available for independent purchase:
DHI Abbreviations and Symbols (2019)
DHI Glossary of Architectural Hardware Terms (2019)
DHI Sequence and Format for the Hardware Schedule (2019)
DHI Keying Systems and Nomenclature (2019)
DHI Lock Function Chart (2019)
Fire Life Safety and Accessibility Codes (2019)
Installation Guide for Doors and Hardware (2020)
Basic Builders Hardware (2020)

Available Additional Technical Literature 
Recommended Locations for Architectural Hardware for Doors Installed in Custom Steel Frames
Recommended Locations for Architectural Hardware for Doors Installed in Standard Steel Frames

Door Security & Safety Foundation (DSSF) Publications

DSSF offers two step-by-step guides to support Authorities Having Jurisdiction (AHJs) and end users with the annual fire/egress door inspection requirements and provide awareness of this important update to the NFPA 80 and 101 standards, and their inclusion in the International Building Code and International Fire Code. These guides can be purchased online.

Technical Schools

DHI typically conducts four Technical Schools a year, two in the U.S. and two in Canada. Learn from experienced instructors with first-hand industry knowledge. Bring your questions to the experts, network with your peers and go back to your office with the essentials and tailor them to your workplace. Schedule and details can be found here.

In-Person Education

DHI offers several ways to take our in-person classes in your backyard, through Local education and In-House education. In addition to our traditional classes available below, we’ve launched new Microlearning classes. These are convenient two- to four-hour classes with CEP points for a great value, delivered via local or in-house education. Learn more about these opportunities here.