Patent ID: 7763556

Claim:
A building having at least one opening, said opening being protected from hurricane force winds and associated flying objects by a flexible composite fabric covering said opening, said flexible composite fabric comprising: (a) at least one layer of a woven fabric, said woven fabric being free of matrix resin, at least about 75% of the fibers of said fabric comprising high tenacity polyolefin fibers, said fabric having first and second surfaces; and (b) at least one layer of a substantially clear plastic film attached to a surface of said high tenacity polyolefin fiber fabric, said plastic film having first and second surfaces; said composite fabric having a weight of from about 2 to about 30 ounces per square yard (67.8 to 1017 g/m 2 ); each of said fabric layer and said film layer having sufficient translucency so as to permit at least about 60% of light to enter said opening of said building; said fabric layer providing protection against high wind and impact from projectiles, and said film layer providing an impervious barrier to water, whereby said opening is protected against hurricane force winds and associated flying objects.