Hardware Locations for Hollow Metal Doors and Frames
- HMMA 831-11
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Recommended Hardware Locations for Hollow Metal Doors and Frames
HMMA's Standards provide authoritative, unbiased information regarding the manufacture, design and use of hollow metal products. The chief objective of our standards is the promotion of careful workmanship and the use of good design practices and quality materials. The establishment of appropriate standards is helpful not only to the architect and manufacturer, but to the contractor and building owner as well.