Fire-resistant mullion sealer
AssigneeSpecified Technologies Inc.
InventorsJames P. Stahl, Jr., Paul J. Gandolfo
Life of this patent
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Abstract
A sealing plug configured for sealing a passage of a curtain wall mullion. The passage has a maximum width and a length. The sealing plug includes a main body extending from a first surface to a second surface. The main body has a width at least as large as the passage maximum width and a length at least as large as the passage length. The main body is manufactured from a compressible foam. An intumescent layer is defined along at least one of the first and second surfaces.
Claims15
A sealing plug configured for sealing a passage of a curtain wall mullion, the passage having a maximum width and a length, the sealing plug comprising:
- a main body extending from a first surface to a second surface and having a width at least as large as the passage maximum width and a length at least as large as the passage length, the main body manufactured from a compressible foam;
- and
- an intumescent layer extending along at least one of the first and second surfaces,
- wherein the main body has a height and the intumescent layer height is significantly less than the height of the main body.
A sealed mullion assembly comprising:
- a curtain wall mullion defining a passage therethrough having a maximum width and a length;
- and
- a sealing plug positioned in the curtain wall mullion passage and comprising:
- a main body extending from a first surface to a second surface and having a width at least as large as the passage maximum width and a length at least as large as the passage length, the main body manufactured from a compressible foam;
- and
- an intumescent layer extending along at least one of the first and second surfaces,
- wherein the main body has a height and the intumescent layer height is significantly less than the height of the main body.
Dependencies are inferred from the claim text.