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3M 2" Tuck In Wrap Strip

Brand: 3M Mfg#: WS200
Product#: 479WS200
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An intumescent firestopping wrap strip that is precut for 2-inch (50.8 mm) nominal plastic pipe sizes.


  • Ready to install wrap strips are precut to length for 3 in (76.2 mm) non-metallic pipes
  • A fast and effective way to firestop top side concrete floor penetrants
  • Adhesive backed label for quick installation
  • Firestop tested for up to 3 hr in accordance with ASTM E 814 (UL 1479)


  • Brand: 3M
  • Color: Gray with Red Liner
  • Series: WS200
  • Thickness: .1875 in
  • Standards: ASTM E 814 (UL 1479)
  • Mounting: Fills Space Between PVC Pipe and Concrete Floor Opening
  • Fire Rating: 3 hr
  • Type: Intumescent, Tuck-In
  • Temperature rating: 288 deg
  • Width: 2.5 in
  • Special Features: 7 in Pipe Diameter, 4 in Hole Size
  • Usage: For Firestopping Through Penetrations In Fire-Rated Concrete Floor Assemblies