ANSI/BHMA Standard A156.21-2019 American national standard for thresholds
Publication Year
2019
Document Status
Current
Abstract
Specifies requirements for thresholds, including strength tests, fastening systems, and gasketing tests.
Publisher Information
Builders Hardware Manufacturers Association
Founded in 1925 as the Hardware Manufacturers’ Statistical Association, BHMA promotes the quality and performance of builders' hardware in U.S. commercial and institutional buildings, from hinges and locks to door controls and exit devices.
355 Lexington Avenue
15th floor
New York
BHMA
USA
Website: https://www.buildershardware.com/
Tel: +1 212 297-2122
