Multiple layer roofing underlayment material
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United States of America Patent
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Issued Date -
Apr 5, 2007
app pub date -
Sep 28, 2006
filing date -
Sep 30, 2005
priority date (Note) -
Abandoned
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Abstract
A multiple-layered roofing underlayment material comprising an inner core providing a continuous film water barrier, a first outer layer comprising a woven or spun bond fabric, and a second outer layer comprising a woven or spun bond fabric, wherein the inner core binds the first outer layer to the second outer layer.
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