Product image for 3M Electrical B258 2.36 x 5.12 x 7.87 Inch Maroon Fire Barrier Block
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3M Electrical B258 2.36 x 5.12 x 7.87 Inch Maroon Fire Barrier Block

Manufacturer: 3M | Catalog # 7010305974 | Cooper Electric Part # 1094657
$39.94/ea
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Product Spec Sheet
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.

Technical Information

Applications
Commercial Construction

Manufacturer Information

Brand
3M

General Product Info

12-Digit UPC
076308979393
Color
Maroon
GTiN
00076308979393
Product Form
Each
Product Type
Block
Product UPC
07630897939

Dimensions

Overall Length
8.0 in
Width
5.12 in

Certifications and Compliance

Country of Origin
Germany
Features
  • TESTED AND LISTED: Up to 2-hours in accordance with ASTM E814 (UL 1479) and CAN/ULC S115
  • TIGHT FIRESTOP SEAL: Pre-formed foam block maintains tight firestop seal to prevent fire, smoke and toxic gas transmission
  • SUITABLE FOR MEDIUM TO LARGE APPLICATIONS: Fits medium to large openings in wall and floor through-penetrations
  • NO CURE TIME: Can help complete projects more quickly
  • PRIMER PAINT READY: Block is paintable with primer
  • EASY INSTALLATION: Installation requires no special tools
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