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About This Item


Full Description

This guide specification addresses the requirements for welded steel stiffened hollow metal doors and frame product that are subject to lower frequency use than commercial and institutional applications. Also, for these lower frequency applications, give consideration to ANSI/NAAMM HMMA-867, "Guide Specifications for Commercial Laminated Core Hollow Metal Doors and Frames".

Document History

  1. NAAMM HMMA 860-13


    Guide Specifications for Hollow Metal Doors and Frames

    • Most Recent
  2. NAAMM HMMA 860-92

    Guide Specification for Hollow Metal Doors & Frames

    • Historical Version