1. All 3M Products
  • 3M™ Fire Barrier Cast-In Tub Box Assemblies
  • 3M™ Fire Barrier Cast-In Tub Box Assemblies

    Part Number 3TB3M ID 98040054870UPC 50051115165868
      • Firestop tested for up to 3 hours, when used in conjunction with a 2-inch (50.8 mm) 3M™ Fire Barrier Cast-In Device for metallic and non-metallic penetrations, in accordance with ASTM E 814 (UL 1479)
      • Easily adjusted height accommodates concrete thickness from 4-1/2 in. to 8 in. (114.3 mm to 203.2 mm)
      • Easy-to-install, annular space allows for hassle-free pipe installation
      • Accommodates 1-1/2 in. and 2 in. pipe (38.1mm and 50.8 mm)
       More...
      Details
      • Firestop tested for up to 3 hours, when used in conjunction with a 2-inch (50.8 mm) 3M™ Fire Barrier Cast-In Device for metallic and non-metallic penetrations, in accordance with ASTM E 814 (UL 1479)
      • Easily adjusted height accommodates concrete thickness from 4-1/2 in. to 8 in. (114.3 mm to 203.2 mm)
      • Easy-to-install, annular space allows for hassle-free pipe installation
      • Accommodates 1-1/2 in. and 2 in. pipe (38.1mm and 50.8 mm)
      • UL Classified, universally recognized independent test agency
      • Factory made, helps assure consistent quality
      • Red color easily identifiable as fire-rated

      Creates a void on the top surface of a concrete slab for plumbing access. Fastens directly to a 2-inch (50.8 mm) 3M™ Fire Barrier Cast-In Device for Metallic Pipes. Remove 3-inch (76.2 mm) foam insert after slab is cured to create 3 in. (76.2 mm) deep void.

      The 3M™ Fire Barrier Cast-In Tub Box Assembly, when used in conjunction with the 3M™ Fire Barrier Cast-In Device, accommodates concrete thickness as thin as 4-1/2 in. (114.3 mm) and pipe sizes from 1-1/2 in. to 2 in. (38.1 mm to 50.8 mm). Available with 2 in. (50.8 mm) or 3 in. (76.2 mm) foam insert depending on desired depth of void. Note: The 3M™ Fire Barrier Cast-In Tub Box Assembly is used specifically with a 2 in. 3M™ Fire Barrier Cast-In Device for Metallic Penetrations. When used together, there may be instances that allow for non-metallic penetrants to pass through the device - see system details for approved penetrants.

      Suggested Applications

      • Used with 2-inch 3M™ Fire Barrier Cast-In Device for Metallic Pipes to firestop cPVC, PVC, ccABS and ABS pipes penetrating concrete floors with fire ratings up to 3 hours. It maybe applied to drain, waste and vent or closed pipe systems
      Follow Us
      The brands listed above are trademarks of 3M.
      Change Location
      United States - English