Invention Grant
US08097310B2 Firestop article with attachment surface 有权
带有附件表面的防火件

Firestop article with attachment surface
Abstract:
A firestop article for fire stopping an opening in a floor or wall includes a firestop material, an enclosure surrounding the firestop material, and an attachment surface provided on the outer surface of the enclosure that allows the article to be repeatably connected to and removed from a mating surface.
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