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3M™ Fire Barrier Moldable Putty Stix MP+

3M(TM) Fire Barrier MPpls Stix cable rack 1 Square 
Product Color(s):RedRed

Additional Product Size (SKU) Information:

3M™ Fire Barrier Moldable Putty Stix MP+

Product Information:

3M™ Fire Barrier Moldable Putty Stix MP+ is a one-part, halogen-free product designed to firestop electrical outlet boxes and a wide variety of through-penetrations including cable, conduit, insulated pipe and metal pipe, which penetrate fire-rated construction.

Additional Information
Pliable. Easy to mold into any shape. Adheres. Sticks well to most surfaces but not to the applicator's hands. Conformable. Pads easily conform and adhere to a wide variety of metallic and non-metallic electrical outlet boxes. UL Listed. Wide range of UL Listed systems. Ages Well. Excellent aging properties.

Product Document Downloads:

PDF 3M™ Fire Barrier Moldable Putty Stix MP+ Product Data Sheet - Data Sheet (PDF 542.6 K)

Key Features:

  • Firestop tested up to 4 hours in accordance with ASTM E 814 (UL 1479) &CAN/ULC S115
  • Provides draft and cold smoke seal
  • Often used to fill voids in large and/or complex firestop systems
  • Pliable and conformable (molds easily into required shapes)
  • Helps reduce noise transfer (STC-Rating of 56 when tested in STC 56-rated wall assembly)
  • Noncorrosive to metal and compatible with synthetic cable jackets
  • Will not dry out or crumble

  • Typical Applications:

    Typically used to seal gaps between cables in multiple penetrations (including fiber optic inner duct) and to firestop cable bundles, insulated pipe, electrical conduit, metal pipe and other through penetrations.

    Contact 3M Fire Protection Products

    For questions or help finding the right solution, contact an expert at 1-800-328-1687 option 7.

    Contact Fire Protection Products