ANSI/BHMA A156.42-2025 Acoustic performance rating for operational noise of architectural hardware
Publication Year
2025
Document Status
Current
Abstract
Methods for defining levels of acoustic performance for various types of architectural hardware.
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.
