Language:
    • Available Formats
    • Options
    • Availability
    • Priced From ( in USD )
    • Secure PDF 🔒
    • 👥
    • Immediate download
    • $40.00
    • Add to Cart
    • Printed Edition
    • Ships in 1-2 business days
    • $40.00
    • Add to Cart
    • Printed Edition + PDF
    • Immediate download
    • $54.00
    • Add to Cart

Customers Who Bought This Also Bought

 

About This Item

 

Full Description

Contains requirements for thresholds. Types are described with identifying numbers. Strength tests and fastening systems are included.
 

Document History

  1. BHMA A156.21-2019


    Standard For Thresholds

    • Most Recent
  2. BHMA A156.21-2014


    American National Standard for Thresholds

    • Historical Version
  3. BHMA A156.21-2009


    American National Standard for Thresholds

    • Historical Version
  4. BHMA A156.21-2006


    American National Standard for Thresholds

    • Historical Version
  5. BHMA A156.21-2001


    American National Standard for Thresholds

    • Historical Version
  6. BHMA A156.21-1996

    👀 currently
    viewing


    Thresholds

    • Historical Version