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🔥 Mold your safety, seal your peace of mind!
3M Fire Barrier Moldable Putty Stix MP+ is a professional-grade, intumescent firestop putty stick offering up to 4 hours of certified fire protection. Its one-part, re-enterable formula ensures easy application and long-lasting seals against fire, smoke, drafts, and noise, making it an essential solution for fire-rated assemblies in demanding industrial environments.



| Customer Reviews | 4.8 out of 5 stars 245 Reviews |
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