Importance

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Abstract

A preferred example of a pre-assembled, impermeable fire-barrier system for use in expansion-joint spaces between spaced building units includes a fire-barrier having a first multi-layer of outermost protective cloth layer overlain by an insulation blanket overlain by stainless steel foil, a second multi-layer, overlaying and fixedly attached to the first multi-layer, containing an insulation blanket overlain by impermeable silicon cloth, overlain by a limited layer of intumescent material, and a first attachment apparatus for attaching a first long edge of the fire-barrier to a building unit and a second attachment apparatus for attaching the opposing second long edge to an opposing spaced building unit, which attachment apparatus may be fixedly attached to the barrier, and where the barrier system is fitted throughout with a drain aperture and an drainage hose emanating from the aperture, the hose protected from the heat of a fire.

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First Claim