DYNAMIC Fire Damper - 3 HR UL Rated. Type A, B, C
Aire Technologies 99 Series 3 hr. UL rated DYNAMIC Fire Dampers. Applications where FANS REMAIN RUNNING during Fire and Smoke Control.
| 99 Series 3 HR DYNAMIC FIRE DAMPER Fans Running During Fire & Smoke Control UL Rated at 3 Hours for Installations Rated for 4 Hours or Less | 
| CLICK FOR  QUICK QUOTE SUBMITTAL PAGE >>>> ONE HOUR JOB QUOTES <<<< | 
- ONE HOUR FIRE DAMPER QUOTES
- Standard Profile (4 1/4")
- 22 ga. Galvanized Steel construction
- 1 piece roll-formed frame.
- Standard Fusible Link - 165 or optional 212
- Use in VERTICAL INSTALLATIONS ONLY
|  |  |  | 
| TYPE A | TYPE B | TYPE C | 
| Blades In Air | Blades Out Air | Transition | 
| Maximum Sizes | Vertical Only | 
| Type A | 36" X 36" | 
| Type B | 36" X 32" | 
| Type C | 6" - 31" | 
 
                        
