Product Description
3M™ Fire Barrier Restricting Collar RC‑1 is a durable 28‑gauge steel collar designed to anchor firestop wrap strips (FS‑195+ or Ultra GS) around 2″ plastic pipe penetrations in walls, floors, and ceilings. It provides necessary restraint to restrain wrapping materials, ensuring reliable firestop performance when installed per system specifications.
Key Benefits
- Firestop Integrity: Prevents firestop wrap from expanding away from the pipe, ensuring compliance and joint reliability.
- Steel Construction: Durable 28‑gauge steel resists damage and complements firestop materials.
- Easy to Size: Cut-to-fit roll format works with various pipe sizes and firestop materials.
- Built‑In Tabs: Bendable anchoring tabs for secure fastening to wall, floor, or ceiling substrates.
- System Compatible: Designed for use with 3M fire barrier wrap strips such as FS‑195+ and Ultra GS.
Best For
- Plastic pipe penetrations in rated wall/floor assemblies
- Firestop installations using 3M wrap strips
- Applications requiring anchored firestop restraint
- Fast-track construction and retrofit upgrades
- 2″ nominal plastic pipe (PVC, CPVC, ABS)
- Securing firestop materials in place per code
Product Properties
| Property | Specification |
|---|---|
| SKU / Part No. | RC‑1 |
| Pipe Size | 2″ (nominal) plastic pipes |
| Material | 28‑gauge steel |
| Anchoring Tabs | Bendable, for fastener attachment to structure |
| Compatibility | 3M FS‑195+, Ultra GS wrap strips |
| Packaging | 1 collar / case |




