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Q&A Is Tyvek 44grs/m2 (Tyvek&#xAE; Soft Structure Style 1443R) waterproof enough to be used as a groundsheet/footprint or tent bottom, any experience?

I have tested the 1443R multiple times from multiple roles and it has consistently resulted in water seepage through the fabric after having 200 pounds of weight on top of it (shelter + person). Th...

posted 9y ago by Abela‭

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