3M™ Fire Barrier Moldable Putty Pads MPP+

  • Firestop tested up to four hours in accordance with ASTM E 814 (UL 1479) and 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)
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Specifications
Alternative Sale Availability
2. This item can be sold to consumers and industrial and there are no VOC restrictions.
Brand
3M™
Colour Family
Red
Fire Rating
4 Hour
Overall Length (Imperial)
7 in, 8 in, 9.5 in
Overall Length (Metric)
178 mm, 203 mm, 241 mm
Overall Width (Imperial)
4 in, 7 in, 9.5 in
Overall Width (Metric)
102 mm, 178 mm, 241 mm
Product Key
MPP+
Product Type
Mouldable Putty Pads, Putty Pad
Size (Imperial)
4 in x 8 in, 7 in x 7 in, 9.5 in x 9.5 in
Size (Metric)
102 mm x 203 mm, 178 mm x 178 mm, 241 mm x 241 mm
Smoke Seal
Yes
Sound Barrier
52 in 53
Water-tight
No
Details
  • Firestop tested up to four hours in accordance with ASTM E 814 (UL 1479) and 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
  • Self-adhering pads can be joined together for larger firestop applications

3M™ Fire Barrier Moldable Putty Pads MPP+ are a one-part firestop material used in various fire-rated assemblies, such as electrical box protection. Designed to prevent the spread of fire, smoke and noxious gasses, this intumescent material comes ready to use in convenient 1/10” (2.54 mm) thick pads that are conformable by hand with no mixing or tools. Pads are firestop tested up to four hours.

Suggested Applications

  • Typically used for wall opening protection of membrane penetrations by metallic and non-metallic electrical outlet boxes to meet building code requirements
  • Used to seal gaps between cables in multiple penetrations (including fibre optic inner duct) and to firestop cable bundles, insulated pipe, electrical conduit, metal pipe and other through penetration