This is a package of 12 3M firestop blocks. Please refer to the technical specifications in the listing for more information.
We have inspected this item and we do not have the capability to fully test it. Three of the blocks are cracked/damaged. Please refer to the photos for more information.
This unit only includes what is photographed in the listing.
Technical Specs
| Item | Firestop Block |
| Manufacturer Part Number | B258 |
| Color | Maroon |
| Fire Rating | 2 hr |
| Fire Resistance Type | Fitted Barrier |
| Firestop Type | Block |
| Market | Commercial |
| Overall Height | 2.36 in |
| Overall Length | 8 in |
| Overall Width | 5.12 in |
| Firestop Product Type | Block |