Deformable roof flashing material and a method of manufacturing such a material
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United States of America Patent
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Aug 28, 2001
Grant Date -
N/A
app pub date -
Oct 11, 1996
filing date -
Apr 15, 1994
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A deformable sheet material at least partly comprising a sheet metal or metal foil which is corrugated, e.g. by rolling, in continuous waveform in two directions (A, B) substantially orthogonal to each other. The sheet material can comprise aluminum foil with a thickness between 0.005-0.4 mm designed as a ribbon or a strip which prior to the rolling is folded in the longitudinal direction where an intermediate layer, e.g. of aluminum, can be placed between the two material layers.
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