DampersFaq-QA13
What hour-rated fire damper do I use in a two hour fire-rated wall?
Link text :
Select a Card/Question Answer :
QuestionAnswer
Display order :
13
Fire-rated barriers of less than three hours will typically use a 1-1/2-hour rated fire damper. Fire-rated barriers of three hours or more will typically use a three-hour fire rated damper.
faqcategories :
- Dampers FAQs
Related pages :
from