3M Products & Supplies

3M Fire Barrier Block B258, 2.36 in x 5.12 in x 8 in, 12/case 97939 Industrial 3M Products & Supplies | Maroon

Sold As: 12-Pack
SKU: 7010305974
MPN: B258
Stock Item: Stock items typically ship within 2-3 business days
UPC: 00076308979393
3M ID: 98-0441-1000-9
5 Digit UPC: 97939
Country of Origin: Germany
Manufacturer: 3M
Size: 5.12 in
Color: Maroon
$387.10 ($32.26 / Count)
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Our 3M Fire Barrier Block B258 is a pre-formed foam block designed for easy installation to effectively seal larger openings against smoke, toxic gas and flame. It is simple to use and helps reduce sound transmission.

Extra Details

  • Block is paintable with primer
  • Can be repaired and reused as needed, saving time and labor
  • Can be sealed with 3M Fire Barrier Rated Foam FIP 1-Step and other 3M fire barrier sealants (sold separately)
  • Firestop tested in accordance with ASTM E 814/UL 1479
  • Fits medium to large openings in wall and floor through-penetrations
  • Installation requires no special tools
  • No cure time means faster completion
  • Pre-formed foam block maintains tight firestop seal to prevent fire, smoke and toxic gas transmission

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