3M™ Fire Barrier Tuck-In Wrap Strips

3M™ Fire Barrier Tuck-In Wrap Strips are intumescent wrap strips that are primarily used in top-side firestop installations. These fire wrap strips are engineered to help eliminate the need for retaining collars, concrete screws, ladders etc., saving time and labor. They are flexible around pipe, to fill tough areas and gaps, and come with an adhesive-backed label for quick installation.

Product Description

3M™ Fire Barrier Pass‑Through Mounting Brackets PT2RMB (SKU B40065427) are precision-engineered steel round brackets used alongside 3M™ Fire Barrier Pass‑Through Devices. Sold in pairs with screws, they securely anchor the firestop enclosure to both sides of wall or floor penetrations, ensuring mechanical restraint for a reliable firestop assembly.

Key Benefits

  • Mechanical Stability: Provides firm support to prevent movement of pass-through devices during installation and use.
  • Complete Bracket Kit: Includes two round brackets and mounting screws for consistent installation.
  • Rugged Steel Construction: Durable brackets designed for efficient mounting in rated floor and wall systems.
  • System Compatibility: Ideal for use with circular pipe or cable firestop solutions featuring 3M Pass‑Through Devices.

Best For

  • Securing round pass-through firestop devices
  • Pipe and conduit penetrations in rated assemblies
  • Firestopping cabling and circular utilities
  • Firestop installations in commercial and industrial buildings
  • Applications requiring paired support for both faces of penetration
  • Retrofit and new-construction scenarios

Product Properties

Property Specification
SKU B40065427
Includes 2 round steel brackets + screws
Mounting Type For use with 3M Fire Barrier Pass‑Through Devices (round)
Applicable Penetrations Pipes, conduits, and cable bundles
Material Steel
Assembly Requirement Wall/floor through‑penetration firestop