Fire-Smoke Dampers |
Damper Maximum Size (in.) | Maximum Dynamic Closure Rating |  |
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| Model | Fire Resistance Rating (Hr) | Leakage Class | Blade Type | Wall | Floor | "Tunnel" Corridor Ceiling | 304 Stainless Steel Option | Out of Wall/Floor | Velocity (fpm) | Pressure (in.wg.) | AMCA CRP Listing | ||||
| FSD-125R | 1 1/2 | 1 | Round | 24 | 24 | - |
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- | 3,000 | 4 |
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| FSD-141 | 1 1/2 | 1 | 3-V | 144 x 96 | 108 x 48 | - | - | - | 2,000 | 4 | Air |
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| FSD-141-OP | 1 1/2 | 1 | 3-V | 36 x 48 | 36 x 48 | - | - |
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2,000 | 4 |
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| FSD-141-SP | 1 1/2 | 1 | 3-V | 44 x 48 | 44 x 48 | - | - |
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2,000 | 4 |
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| FSD-142 | 1 1/2 | 2 | 3-V | 144 x 96 | 108 x 48 | - |
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- | 2,000 | 4 | Air |
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| FSD-142-OP | 1 1/2 | 2 | 3-V | 36 x 48 | 36 x 48 | - |
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2,000 | 4 |
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| FSD-142-SP | 1 1/2 | 2 | 3-V | 44 x 48 | 44 x 48 | - | - |
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2,000 | 4 |
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| FSD-143 | 1 1/2 | 3 | 3-V | 144 x 96 | 108 x 48 | - |
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- | 2,000 | 4 |
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| FSD-143-OP | 1 1/2 | 3 | 3-V | 36 x 48 | 36 x 48 | - |
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2,000 | 4 |
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| FSD-151 | 1 1/2 | 1 | Airfoil | 144 x 96 | 144 x 96 | - | - | - | 4,000 | 4 | Air |
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| FSD-151-OP | 1 1/2 | 1 | Airfoil | 36 x 36 | 36 x 36 | - | - |
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3,000 | 4 |
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| FSD-151-SP | 1 1/2 | 1 | Airfoil | 44 x 36 | 44 x 36 | - | - |
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3,000 | 4 |
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| FSD-151-V | 1 1/2 | 1 | Airfoil | 48 x 64 | - | - | - | - | 2,000 | 4 |
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| FSD-152 | 1 1/2 | 2 | Airfoil | 144 x 96 | 144 x 96 | - | - | - | 4,000 | 4 |
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| FSD-152-OP | 1 1/2 | 2 | Airfoil | 36 x 36 | 36 x 36 | - | - |
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3,000 | 4 |
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| FSD-152-SP | 1 1/2 | 2 | Airfoil | 44 x 36 | 44 x 36 | - | - |
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3,000 | 4 |
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| FSD-152-V | 1 1/2 | 2 | Airfoil | 48 x 64 | - | - | - | - | 4,000 | 4 |
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| FSD-171 | 1 1/2 (wall/floor) 1 (corridor ceiling) |
1 | 3-V | 24 x 24 | 24 x 24 | 24 x 24 | - |
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2,000 | 4 |
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| FSD-171-OP | 1 1/2 (wall/floor) 1 (corridor ceiling) |
1 | 3-V | 24 x 24 | 24 x 24 | 24 x 24 | - |
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2,000 | 4 |
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| FSD-172 | 1 1/2 (wall/floor) 1 (corridor ceiling) |
2 | 3-V | 24 x 24 | 24 x 24 | 24 x 24 |
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2,000 | 4 |
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| FSD-172-OP | 1 1/2 (wall/floor) 1 (corridor ceiling) |
2 | 3-V | 24 x 24 | 24 x 24 | 24 x 24 |
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2,000 | 4 |
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| FSD-341 | 3 | 1 | 3-V | 108 x 96 | - | - | - | - | 2,000 | 4 |
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| FSD-342 | 3 | 2 | 3-V | 108 x 96 | - | - | - | - | 2,000 | 4 |
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| FSD-343 | 3 | 3 | 3-V | 108 x 96 | - | - | - | - | 2,000 | 4 |
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| FSD-351 | 3 | 1 | Airfoil | - | 64 x 96 | - | - |
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2,000 | 4 |
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| FSD-352 | 3 | 2 | Airfoil | - | 64 x 96 | - | - |
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2,000 | 4 |
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