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Pottorff > Fire - Smoke Dampers > Fire Dampers > 3 Hr Rated

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Dynamic 3 Hr Rated

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Static 3-Hr Rated

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Fire - Smoke Dampers

3 Hr Rated

3V Blade

3V Blade Fire - Smoke Dampers

FSD-341 Class 1

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Airfoil Blade

Airfoil Blade Fire - Smoke Dampers

FSD-351 Class 1

FSD-352 Class 2

The Preferred Solution

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Louver Selection Tool

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