Insulated roofing system with water repellent fabric
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United States of America Patent
Stats
-
Jun 2, 1987
Grant Date -
N/A
app pub date -
Feb 15, 1985
filing date -
Feb 15, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A protected membrane roof system is provided comprising a roof deck having a waterproof membrane thereon with panels of foam plastic resin insulation on said membrane. Two layers of fabric, each layer of which repels approximately 60% of water reaching its upper surface, are placed over the insulation. Stone ballast lies on top of the fabric to retain it and protect it against ultraviolet solar radiation.
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Family
International Classification(s)
Cited Art Landscape
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