3M B258 FIRE BARRIER BLOCK MAROON 2.36-IN X 5
Product Overview
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.
- Attributes
- Documents
- Application
- Item Features
- Standards
Brand3M™
ColorMaroon
Country of OriginDE
Dimensions8 in L x 5 in W x 2 in H
Manufacturer Name3M
MaterialFoam
SpecificationsUp to 2 hr Fire Rating
Specifications MetANSI Specified, ASTM E814/E84/E90/E413
Suitable For Use WithConduit
For Commercial Construction
- TIGHT FIRESTOP SEAL - Pre-formed foam block maintains tight firestop seal to prevent fire, smoke and toxic gas transmission
- NO CURE TIME - Can help complete projects more quickly
- PRIMER PAINT READY - Block is paintable with primer
- EASY INSTALLATION - Installation requires no special tools
- No cure time means faster completion
- 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)
UL 273|UL 1479|ASTM E814