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Home › Fire barrier system including preassembled, one-piece, multi-directional fire barriers ready for inside-mounting in multi-directional architectural expansion joints, custom barrier specific installation tools, and cover plate and/or spreader devices

Fire barrier system including preassembled, one-piece, multi-directional fire barriers ready for inside-mounting in multi-directional architectural expansion joints, custom barrier specific installation tools, and cover plate and/or spreader devices

US Patent 7941981 · Granted May 17, 2011

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