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Structural Moisture Barrier Materials - NFPA 1971


Crosstech Black
This moisture barrier has earned a well-deserved reputation for being the best in the world. As the inventors of liquid resistant and breathable ePTFE films, W.L. Gore & Associates have spent three decades improving this critical technology. Widely recognized for being the most protective and the most breathable in the widest range of conditions, BLACK is the latest and most durable CROSSTECH® barrier yet.

Substrate:               NOMEX® fabric woven from spun fibers (pajama check)
Film:                       Enhanced bi-component ePTFE membrane
Total Weight:           4.7 oz/yd2
Supplier:                 W.L. Gore & Associates
Supplier Warranty:   3.5 years


For those who want the highest durability in the most rigorous situations, CROSSTECH® 3-Layer moisture barrier provides the best durability/THL/TPP combinations possible.

Substrate (face):      NOMEX® fabric woven from spun fibers (pajama check)
Substrate (back):     NOMEX® fabric woven from spun fibers (proprietary weave)
Film:                       Enhanced bi-component ePTFE membrane
Total Weight:           7.0 oz/yd2
Supplier:                 W.L. Gore & Associates, Inc.
Supplier Warranty:   5 years


Stedair Gold

STEDAIR® GOLD is the light and more flexible moisture barrier that is part of the PBI Lightweight Gold™ System using a PBI®/NOMEX® blend spun lace substrate for maximum thermal stability and flexibility.

Substrate:               PBI®/NOMEX® blend non-woven spunlace
Film:                       Bi-component ePTFE membrane
Weight:                   5.0 oz/yd2
Supplier:                 Stedfast
Supplier Warranty:   4 years

GORE® RT7100

Gore RT7100

For those who need premium performance at a value price, GORE® RT7100 moisture barrier provides an excellent alternative. 

Substrate:                         NOMEX® non-woven spunlace
Film:                                 Bi-component ePTFE membrane
Total Weight:                     4.3 oz/yd2
Supplier:                           W.L. Gore & Associates
Supplier Support Program:  3 years


Stedair 3000

This barrier has earned a reputation for solid performance and durability at an affordable price.

Substrate:              NOMEX® non-woven spunlace
Film:                      Bi-component ePTFE membrane
Total Weight:          5.5 oz/yd2
Supplier:                Stedfast
Supplier Warranty:  3 years


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