Develop a basic understanding of fire test requirements and processes for obtaining ratings on fire rated doors and frames. Become familiar with the hardware requirements, as well as the various fire rated door and frame applications including requirements for glazing, transoms and other components.
Hollow Metal Manufacturer's Association
Established in 1969, HMMA is a voluntary, non-profit business association composed of more than 60 member companies throughout North America. HMMA is the largest of the six divisions of the Chicago-based National Association of Architectural Metal Manufacturers (NAAMM), an organization established in 1938, with roots reaching back to 1907. Known throughout the consutruction industry for their strength, durability, design flexibility and suitability in demanding settings, hollow metal steel doors and frames remain the logical choice for discerning architects, engineers and specifiers who demand high quality and cost-effective solutions.
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