Square Fire Damper, 7-3/4 In. W, 165 Deg F
| Item | Fire Damper |
|---|---|
| Mounting Type | Dynamic, Vertical or Horizontal |
| Shape | Square |
| Includes | Stainless Steel Closure Spring; UL Fusible Link |
| Material | 22 ga Galvanized Steel |
| Damper Depth | 3 11/16 in |
| Nominal Duct Width | 8 in |
| Damper Width | 7-3/4 in |
| Nominal Duct Height | 8 in |
| Standards | NFPA 90A,101, CSFM, IBC, NFPA 80, NYC MEA, UL 555 |
| Damper Height | 7-3/4 in |
| For Use With | Low Pressure HVAC Systems |
| Free Area | 0.2 sq ft |
| Damper Shape | Square |
| Fire Rated | 1 1/2 hr |
| Fusible Link | 165 Degrees F |
| Damper Item | Fire Damper |
| Recommended Retaining Angle | 2TGG5 |
| Rough Opening Width | 8 in |
| Overall Width | 7-3/4 in |
| Maximum Pressure | 4 in wc |
| Overall Height | 7-3/4 in |
| Closure Pressure Rating | 4 in wc |
| Rough Opening Diameter | Not Applicable |
| Flange Type | Not Applicable |
| Closure Type | Spring |
| Damper Type | Dynamic |
| Single Acting/Double Acting | Not Applicable |
| Pressure Drop @ 1000 fpm (AMCA 5.2) | Not Applicable |
| Switch Action | Normally Open |
| Flange Width | Not Applicable |
| Fusible Link Temperature | 165 deg F |
| Frame Material Thickness | 22 ga |
| Overall Length | 3-3/4 in |
| Mounting Style | Not Applicable |
| Airflow Direction | Horizontal |
| Connection Type | Not Applicable |
| Frame Less Flange | 64 sq in |
| Blade Type | Curtain |
| Fits Fan Diameter | Not Applicable |
| ACMA Leakage Class | Not Applicable |
| Blade Orientation | Not Applicable |
| Counterbalanced | Not Applicable |
| Frame Material | Galvanized Steel |
| Seal Material | Not Applicable |
| Frame Depth | 3-3/4 in |
| Blade Seal Material | Not Applicable |
| Rough Opening Length | Not Applicable |
| Mounting Position | Horizontal, Vertical |
| Maximum Air Velocity | 4,000 fpm |
| Maximum Ambient Temperature | 165 Degrees F |
| Damper Application | Fire |
| For Duct Shape | Square |
| For Fuel Type | Not Applicable |
| Rough Opening Shape | Square |
| Blade Material | Galvanized Steel |
| Closure Velocity Rating | 2,000 fpm |
| Number of Panels | 1 |
| Type | Dynamic With Fire Resistance Rating Less Than 3 Hours |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |