Duct board with low weight water repellant mat
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United States of America Patent
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Issued Date -
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app pub date -
Aug 11, 2004
filing date -
Jan 14, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A duct board or duct liner product is provided comprising an insulating layer formed from fibrous material bound with a resin binder; an outer facing layer adhered to an outer surface of the insulating layer; and a water repellant mat facing adhered to an interior surface of the insulating layer opposite the outer surface to form a duct board material, the mat facing having a weight of less than 1.1 lb/100 ft.sup.2 (53.6 g/m.sup.2) and having at least an INDA 2 water repellence rating using the IST 80.6-92 water repellency test method.
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Cited Art Landscape
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