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Panel

  • US 8,028,483 B2
  • Filed: 03/14/2008
  • Issued: 10/04/2011
  • Est. Priority Date: 05/01/2007
  • Status: Active Grant
First Claim
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1. A composite insulating panel comprising:

  • a first sheet having an inner surface and an outer surface;

    a second sheet having an inner surface and an outer surface;

    an insulating foam core extending from an inner surface of the first sheet to an inner surface of the second sheet;

    the insulating foam core having at least one heat exchange conduit extending longitudinally therethrough from one end of the panel to an opposite end of the panel for passage of a heat exchange fluid;

    at least one of the sheets including at least one outwardly directed raised projection which extends longitudinally along a length of the panel, the projection having an internal open mouth, the raised projection having an external surface and an internal surface, the internal surface of the projection defining a first portion of the heat exchange conduit; and

    an internal barrier membrane between the internal open mouth of the projection and the foam core, the barrier membrane extending outside a plane of the open mouth of the projection and extending into the foam core to define a second portion of the heat exchange conduit.

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