CPC E04B 2/967 (2013.01) [E04B 1/66 (2013.01); E04B 1/948 (2013.01)] | 18 Claims |
1. A spandrel panel, comprising:
an exterior wall surface, an interior wall surface, and a
sealing system, the sealing system comprising:
a compartment comprising at least two sides, wherein the at least two sides are external to the interior wall surface:
a cover over an interior space of the compartment; and
a sealing material disposed in the interior space of the compartment,
wherein the sealing material comprises a compressed fire-resistant foam comprising a synthetic rubber foam, a polyethylene foam, a polyurethane foam, a polypropylene foam, a polyvinyl chloride foam, or silicone foam, in the interior space of the compartment when the cover is closed and wherein the foam expands to an uncompressed state when the cover is opened, and
wherein the cover comprises a plastic material or a metal foil.
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