Sealed damper
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United States of America Patent
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Oct 27, 2020
Grant Date -
Sep 15, 2016
app pub date -
Mar 11, 2016
filing date -
Mar 11, 2015
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A sealed chimney damper is provided for preventing flow of air between an interior and exterior of a structure through a chimney. The sealed damper includes a damper body having an inlet aperture and an outlet aperture; an upper flange formed around the outlet aperture of the damper body; a valve plate hingedly secured to the damper body adjacent the outlet aperture, the valve plate sized to substantially cover the outlet aperture when the valve plate is in a closed position; and a gasket secured to the upper flange of the damper body and surrounding the outlet aperture, wherein the gasket is positioned between the valve plate and damper body when the valve plate is in a closed position.
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