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NOMMA is your resource for designing and specifying miscellaneous and ornamental metal installations. We provide everything from standards to inspiration. Join as an affiliate rate to have these resources at your finger tips. 

NOMMA is a member of the American Institute of Architects and is an accredited continuing education provider. NOMMA offers support to architects  for projects in the ornamental and miscellaneous metals industry.

Helpful links:

Pipe Sizes

Finishes Manual PDF

Joint Finishes Guide PDF

NOMMA - Guide to the Development of the Ironworker's Skills PDF