Our Steel Manufacturing Group has a variety of
affiliations, accreditations and technical certifications.

Affiliations & Certifications

  • Door and Hardware Institute (DHI)
  • National Association of Architectural Metal Manufacturers (NAAMM)
  • Hollow Metal Manufacturers Association (HMMA)
  • Detention Equipment Manufacturers Association (DEMA)
  • American Correctional Association (ACA)
  • ITS – Warnock Hersey
  • Canadian Steel Door Manufacturers Association (CSDMA)

Technical Certifications

NFPA 80
UL 10C
UBC-7-2
CAN/ULC S104-10
ANSI / NAAMM / HMMA 861
ANSI / NAAMM / HMMA 867
ASTM F1450
ANSI A250.8 (2003)

Contact us for more information

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