3M Moldable Plus Putty Pads 1/8" x 7" x 7"

A one-part, ready-to-use, re-enterable, intumescent putty that can be easily formed to firestop wall-openings and through penetrations in fire-rated assemblies such as electrical boxes.

• Firestop tested up to 4 hours in accordance with ASTM E 814 (UL 1479) & CAN/ULC S115
• Wall opening protective material tested up to 2 hours in accordance with UL 263
• Provides draft and cold smoke seal
• Helps reduce noise transfer (STC-Rating of 56 when tested in STC 56-rated wall assembly)
• Halogen-free formula
• Pliable and conformable (molds easily into required shapes)
• Self-adhering pads can be joined together for larger firestop applications
• Noncorrosive to metal and compatible with synthetic cable jackets
• Will not dry out or crumble, re-enterable