INSULATION OF A VENTILATION DUCT AGAINST A WALL/CEILING PENETRATION
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United States of America Patent
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Issued Date -
Apr 26, 2012
app pub date -
Aug 1, 2008
filing date -
Aug 8, 2007
priority date (Note) -
Abandoned
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Abstract
The invention concerns the insulation of a duct 2, especially an air-conditioning or ventilation duct, which passes through a penetration in a wall 1 or ceiling or the like, and an insulating material 3 is provided all around the outside of the duct 2. In this regard, the insulating material 3 has an end face pointing at least partly in the direction of the penetration. Sections of the end face, at least, are provided with heat-resistant adhesive material 11.
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