Скачать или смотреть Water Filter Micro Fiber Field Test

https://amzn.to/3IkCN8x - Quickdraw Filter
https://amzn.to/3Cj0Rox Katadyn BeFree 1.0 Liter Water Filter

I always wondered when my water filter micro fibers stopped filtering my water. This QuickDraw water filter has a field test that can be performed on the trail. This way you can see if the micro fibers were compromised from freezing or being handled too rough. If you the capability to see the micro fibers this test can be performed on any of those filters.



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