Hanger Spacing for Rectangular Duct
Hanger spacing must follow SMACNA or project specs. Too far apart causes sag.
Stop if
- What hanger spacing does SMACNA require for this [size] duct? Is there a project hanger schedule to verify?
Watch out
- Don't guess hanger spacing. Don't exceed SMACNA maximums. Don't assume one spacing fits all duct sizes.
Check
- What hanger spacing does SMACNA require for this duct size?
- What does the drawing show?
Steps
- What hanger spacing does SMACNA require for this duct size?
- What does the drawing show?
Say this to your foreman
What hanger spacing does SMACNA require for this [size] duct? Is there a project hanger schedule to verify?
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