Firestop Block CFS-BL
May 1, 2012Big space. No big deal.
When it comes to firestopping a variety of through penetrations in large openings, the Hilti Firestop Block CFS-BL is the pre-formed solution. The CFS-BL has an innovative “Grid-Tech” component and improved formula which allows for larger openings, greater annular space and improved performance under fire conditions.
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