3M™ MP+ Moldable Stick Fire Barrier Putty, 1.4 x 11 in Stick, Red, 4 hr Fire Rating, Intumescent
Item #BC882852
3M™ Fire Barrier Putty, Moldable Stick, 1.4 x 11 in, Stick, Red, Paste, Fire Rating: 4 hr, Intumescent
- Intumescent putty that can be easily formed to firestop through penetrations and blank openings in fire-rated assemblies
- Often used to fill voids in large openings and complex firestop systems
- Provides up to 4 hr of fire protection
- Provides draft and cold smoke seal
- Pliable and conformable
- Helps reduce noise transfer (STC-Rating of 56 when tested in STC 56-rated wall assembly)
- Non-corrosive to metal and compatible with synthetic cable jackets
- Will not dry out or crumble, re-enterable