Historical
ANSI/BHMA A156.21-2006
AMERICAN NATIONAL STANDARD FOR THRESHOLDS
1.1 This Standard establishes requirements for thresholds. Types are described with identifying numbers. Strength tests, fastening systems, and gasketing tests are included.
1.2 Tests described or referenced in this Standard are performed under laboratory conditions. In actual use, results vary because of installation, maintenance, and environmental conditions.
CONTENT PROVIDER
Builders Hardware Manufacturers Association [bhma]
Builders Hardware Manufacturers Association [bhma]