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Shop - 3M MP+ Fire Barrier Moldable Putty Stix

3M MP+ Fire Barrier Moldable Putty Stix


3M MP+ Fire Barrier Moldable Putty Stix

3M MP+ Fire Barrier Moldable Putty Stix is a ready-to-use intumescent firestop containing a synthetic elastomer. The intumescent property of this material allows MP+ Firestop putty to expand and help maintain a firestop penetration seal for up to 4 hours in the event of a fire. It is often used to fill voids in large openings and/or complex firestop systems due to is moldability, re-enterability and smoke-seal properties (provides a draft and cold smoke seal for systems with L-Ratings).

  • Firestop tested up to 4 hours in accordance with ASTM E 814 (UL 1479) & CAN/ULC S115
  • Provides draft and cold smoke seal (L-rating)
  • Pliable and conformable—molds easily into required shape
  • Will not dry out or crumble
  • Excellent adhesion
  • Re-enterable/repairable
  • Excellent aging properties
  • 1.5 in. dia. x 11.5 in.
Availability: Usually Ships Same Day

Part NumberPrice
MP+Each: $18.40
10+: $16.28