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Protective drainage wraps

  • US 6,869,901 B2
  • Filed: 09/26/2002
  • Issued: 03/22/2005
  • Est. Priority Date: 02/20/2001
  • Status: Expired due to Term
First Claim
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1. A protective drainage wrap comprising:

  • a first portion comprising cross-woven or cross-laminate material in the machine direction and in the transverse direction, the material in the machine direct on comprising a polyolefin, polyester, nylon or combinations thereof, the machine direction material having a first thickness, the material in the transverse direction comprising a polyolefin, polyester, nylon or combinations thereof, the transverse direction material having a second thickness, the second thickness being at least about 2 times greater than the first thickness so as to assist in providing drainage for moisture build-up;

    a second portion being a coating, the coating comprising a polyolefin, polyester, nylon or combinations thereof, the first and second portions being located adjacent to each other; and

    a solid sheet portion comprising a polyolefin, polyester, nylon or combinations thereof, the solid sheet portion being attached to at least one of the first portion and the second portion.

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