3M™ Fire Barrier Electrical Box Inserts EBI-4, 3.25 in x 3.25 in x 3/16 in, 40

3M™ Fire Barrier Electrical Box Inserts EBI-4, 3.25 in x 3.25 in x 3/16 in, 40 Each/Case

Protection of membrane penetrations for listed metallic boxes

Tested in accordance with ASTM E814 (UL 1479) (Certified as a Wall Opening Protective Material, UL Category CLIV)

STC rating of 62 when tested in a STC 62 rated wall assembly

Flexible

Convenient slits for access to wiring

Great for new construction and retro fit applications

Full adhesive backing for easy installation

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

Product specifications

Package Dimensions ‎8.03 x 5.08 x 3.78 inches

Item Weight ‎3.46 pounds

Manufacturer ‎3M

ASIN ‎B0DVJ36SH8

Country of Origin ‎USA

Item model number ‎EBI-4

Customer Reviews 5.0 out of 5 stars 5Reviews

Date First Available ‎January 30, 2025