Standard Number:ANSI/BHMA A156.21-2019 Standard For Thresholds Size:634K Format:PDF Introduction:SCOPE 1. 1 ANSI/BHMA A156.21-2019 establishes requirements for thresholds. Types are described with identifying numbers. Strength tests, fastening systems, and gasketing tests are included. 1. 2 Tests described or...
ANSI Standards