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Phone: 651-575-0441
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3M™ Fire Barrier Moldable Putty Stix MP+ is a one-part, re-enterable, intumescent putty that can be easily formed to firestop through penetrations and blank openings in fire-rated assemblies. We formulated this dark red, easily moldable putty stick to provide up to 4 hours of fire protection. These putty stix also produce a draft and cold smoke seal and help reduce noise transfer.


To view additional resources, please visit www.3M.com/firestop


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3M™ Fire Barrier Moldable Putty Stix MP+