Penetration Firestopping

Find and specify penetration firestopping from top manufacturers with NBS Source. Browse 1 products that are ready to use on your projects. Classification 07 84 13.

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BOS

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Thermafiber Safing Mineral Wool Insulation

Verified 7 months ago

Owens Corning

Compression fit mineral wool firestopping insulation for fire protection at joints and penetrations, with thermal and acoustical properties.

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