Find and specify building perimeter firestopping from top manufacturers with NBS Source. Browse 2 products that are ready to use on your projects. Classification 07 84 53.
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Thermafiber FireSpan Mineral Wool Insulation
Verified 6 months ago
Owens Corning
Thermafiber Safing Mineral Wool Insulation
Verified 6 months ago
Owens Corning
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