Square Duct Supports · Seismic braced trapeze

Brace square duct support

Square Duct Installation — Seismic zone

Task typeSeismic braced trapeze
Tools / equipmentStrut/cable braces, anchors

How to install it

  1. 1

    Install gravity support

  2. 2

    add transverse and longitudinal braces to approved structure

  3. 3

    set angles

  4. 4

    tighten without shifting duct.

Quality check

  • Brace geometry matches approved detail
  • duct remains level

Stop and verify

Stop if attachment or brace design is not approved