Class I 1.5 Hr Airfoil Blade Fire/Smoke Damper
| Model: | S1H |
| Depth: | 5½” |
| Orientation: | Vertical or Horizontal |
| Frame Material: | 16 ga. Galvanized Steel |
| Frame Type: | Hat Channel; Flat Head and Sill for sizes thru 13″ High |
| Blade Material: | 16 ga. Single Thickness Galvanized Steel |
| Blade Action: | Parallel |
| Blade Seals: | Silicone |
| Jamb Seals: | Stainless Steel |
| Bearings: | Oil Impregnated Bronze |
| Axles: | Plated Solid Steel Sub |
| Linkage: | Plated Steel Angle and Crank Plates with Stainless Steel Pivots In-Jamb or On-Blade |
| Stops: | 18 ga. Galvanized Steel Angles at Head and Sill |
| Sleeves: | 20 ga. Galvanized |
| Actuator: | Electric 120V, 24V, or 230V / Pneumatic Factory installed for power-open/spring-close (fail close) operation External Left Hand Mount |
| Finish: | Mill |
| Max Differential Pressure: | 4 in. w.g. |
| Max Velocity: | 2000 or 3000 FPM |
| Leakage Rating: | 4 cfm per ft2 Max at 1 in. w.g. 8 cfm per ft2 Max at 4 in. w.g. |