PREFCO 5000／5003
PREFCO 5000/5003 Multiblade Fire Damper
The 5000 multi-blade fire damper is a 1 1/2 Hour UL 555 fire damper that can be either static or dynamic rated.
This damper may be installed vertically or horizontally in barriers requiring less than 3 hours of fire protection.
When applied in a dynamic (fans on) system, this damper has been evaluated with bi-directional airflow, and is rated to 3000 FPM and 4" static pressure in compliance with UL555 6th edition.
產品介紹
- 產品介紹
- 型錄下載
