3M™ Fire Barrier Cast-In Device Height Adaptors

  • Designed for use with 3M™ Fire Barrier Cast-In Devices for firestopping through penetrations
  • Adds up to 4 inches (101.6 mm) to height of device for deeper concrete pours
  • Easy snap-on assembly saves time and requires no fasteners
  • For special applications, adaptors can be modified to accommodate deeper concrete pours
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For industrial/occupational use only. Not for consumer sale or use.
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  • Designed for use with 3M™ Fire Barrier Cast-In Devices for firestopping through penetrations
  • Adds up to 4 inches (101.6 mm) to height of device for deeper concrete pours
  • Easy snap-on assembly saves time and requires no fasteners
  • For special applications, adaptors can be modified to accommodate deeper concrete pours
  • When used in conjunction with Fire Barrier Cast-In Devices, Height Adaptors are firestop tested for up to 3-hours in accordance with ASTM E 814 (UL 1479)

3M™ Fire Barrier Cast-In Device Height Adaptors are 1-piece extensions that provide up to 4” of additional height to 3M™ Fire Barrier Cast-In Devices. No fasteners are required and installers simply snap the adaptor onto a metallic or non-metallic Cast-In Device. Adaptors adjust to accommodate concrete slab pour depths up to 12” thick. Adaptor/device assemblies are firestop tested up to 3 hours.

3M™ Fire Barrier Cast-In Device Height Adaptors allow installers to increase the height of 3M™ Fire Barrier Cast-In Devices to accommodate concrete  slab pours up to 12 inches (304.8 mm) deep.
Simply a Better Way to Firestop
Save time and money with our versatile 3M™ Fire Barrier Cast-In Device Height Adaptors. These adaptors allow installers to increase the height of 3M™ Fire Barrier Cast-In Devices to accommodate concrete slab pours up to 12 inches (304.8 mm) deep. This one-piece plastic adaptor (PDF, 669 Kb) features fast snap-on attachment to the Fire Barrier Cast-In Device — no tools or fasteners are required. The adaptor can add up to 4 inches (101.6 mm) in height to our Cast-In Devices for both plastic and metal pipes. It can also be modified for special applications in order to accommodate even greater depths.

When used in conjunction with Fire Barrier Cast-In Devices in listed systems, 3M™ Fire Barrier Cast-In Device Height Adaptors are firestop tested up to 3 hours in accordance with ASTM E 814 (UL 1479).

Recommended Applications
  • Use in conjunction with metallic and non-metallic 3M™ Fire Barrier Cast-In Devices
  • New construction jobs requiring concrete slabs greater than 8" (203.2 mm) deep
  • Special applications requiring concrete pour depths over 12" (requires modifications to the adaptor)
Reliable and Affordable Fire Protection
Effective and easy to install, 3M™ Fire Barrier Cast-In Device Height Adaptors are part of our family of fire protection products that offer the broadest, long-lasting solutions for a variety of commercial, industrial and residential applications. As a trusted leader in the fire protection industry, 3M offers a broad line of affordable products designed to meet the most demanding firestop requirements. Find the solution you need from the industry-preferred line of fire protection products.

For industrial/occupational use only. Not for consumer sale or use.

3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use.  Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice.  Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage.  For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.