engggu
Mechanical
- Apr 4, 2021
- 39
Dear engineers,
Good day!
I have supply and return air duct passing thru a 2hr fire rated wall supplying server room protected with AFSS.
Do I only need fire dampers or motorized combination smoke/fire dampers integrated with the afss?
Thank you
Good day!
I have supply and return air duct passing thru a 2hr fire rated wall supplying server room protected with AFSS.
Do I only need fire dampers or motorized combination smoke/fire dampers integrated with the afss?
Thank you