How to Test for Water Repellency

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简介

Wondering if your jacket’s durable water repellent (DWR) coating is still doing its job? This guide will show you how to check whether your gear is still repelling water or if it's time to reapply the DWR. A quick test can save you from a soggy surprise on your next adventure!

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步骤 1 Spray the jacket with water

How to Test for Water Repellency, Spray the jacket with water: 步骤 1 中的图像 1，2

How to Test for Water Repellency, Spray the jacket with water: 步骤 1 中的图像 2，2

Lay your jacket on a table or other flat, smooth surface.
Spray the jacket with water.
It can be beneficial to focus the spray on a high-exposure area like the shoulders and sleeves, where the DWR is more likely to be worn away.

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步骤 2 Water absorbs into the fabric

How to Test for Water Repellency, Water absorbs into the fabric: 步骤 2 中的图像 1，2

How to Test for Water Repellency, Water absorbs into the fabric: 步骤 2 中的图像 2，2

Observe the water.
If the water sinks in and absorbs into the material, your jacket is "wetting out" and needs to have the durable water repellent (DWR) coating reapplied.

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步骤 3 Water rolls off the fabric

How to Test for Water Repellency, Water rolls off the fabric: 步骤 3 中的图像 1，3

How to Test for Water Repellency, Water rolls off the fabric: 步骤 3 中的图像 2，3

How to Test for Water Repellency, Water rolls off the fabric: 步骤 3 中的图像 3，3

If the water beads up, staying on the outside of the garment like dew drops, your jacket's DWR is working well and doesn't need to be reapplied.
Water droplets should roll right off the jacket when you pick it up.