Manual Damper, Aluminum, Square
| Item | Manual Damper |
|---|---|
| Blade Material | Aluminum |
| Damper Application | Backdraft |
| Single Acting/Double Acting | Single Acting |
| Blade Type | Flat Blade |
| ACMA Leakage Class | Not Applicable |
| Rough Opening Length | 12-1/4 in |
| Standards | Not Applicable |
| Blade Seal Material | Rubber |
| Closure Velocity Rating | Not Applicable |
| Overall Height | 12 in |
| Maximum Ambient Temperature | 104 deg F |
| Mounting Style | Surface Mount |
| Number of Panels | 2 |
| Rough Opening Diameter | Not Applicable |
| Fits Fan Diameter | 12 in |
| Overall Width | 12 in |
| Fusible Link Temperature | Not Applicable |
| Rough Opening Shape | Square |
| Tie-Rod Material | Tie Rods, Aluminum Frame |
| Closure Type | Gravity |
| Overall Length | 15 in |
| Frame Depth | 2-1/4 in |
| Blade Orientation | Parallel Blades |
| Flange Type | Rear Flange |
| Overall Diameter | Not Applicable |
| Series | 3200 |
| Switch Action | Normally Closed |
| Includes | Not Applicable |
| For Nominal Duct Diameter | 12 in |
| Closure Pressure Rating | Not Applicable |
| For Duct Shape | Square |
| For Fuel Type | Not Applicable |
| Maximum Pressure | Not Applicable |
| Pressure Drop @ 1000 fpm (AMCA 5.2) | Not Applicable |
| Rough Opening Width | 12.3 in |
| For Air Type | Clean Air |
| Frame Material | Aluminum |
| Seal Material | Aluminum |
| Flange Width | 1-1/2 in |
| Frame Less Flange | 1 sq ft |
| Frame Material Thickness | 18 ga |
| Counterbalanced | No |
| Damper Type | Static |
| Airflow Direction | Horizontal |
| Free Area | Not Applicable |
| Maximum Air Velocity | Not Applicable |
| Connection Type | Not Applicable |
| Country of Origin (subject to change) | Canada |
| Package Quantity | 1 |