How-to-Wash-Your-Waterproof-Jacket - Great Outdoors Ireland

How to Wash a Waterproof Jacket: A Simple Guide to Prolonging Its Life

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Step-By-Step Guide to Washing Your Waterproof Jacket

Your waterproof jacket is a trusty companion on rainy hikes, windy mountain trails, and unpredictable outdoor adventures. But over time, dirt, oils, and grime can clog its waterproof membrane, reducing its performance. Regular cleaning not only helps keep your jacket looking fresh but also restores its water repellency and breathability. In this guide, we’ll walk you through the steps to properly wash and reproof your waterproof jacket so it stays in top shape for years to come.

If you’re ready to freshen up your waterproof gear, browse our collection of waterproof care products here.


Why Washing Your Waterproof Jacket Matters

Washing a waterproof jacket isn’t just about removing stains or odors. Dirt, body oils, and environmental contaminants can build up on the fabric, clogging the pores of the waterproof membrane. This can compromise both the waterproof and breathable properties of your jacket, making it feel damp or clammy during wear.

For more details on how waterproof jackets work, check out our explainer on waterproof technology.

Regular washing helps:

  • Restore the jacket’s water-repellent coating (DWR).
  • Maintain breathability by clearing out the pores in the fabric.
  • Prolong the overall lifespan of your jacket.

Step-By-Step Guide to Washing Your Waterproof Jacket

Here’s how to wash your waterproof jacket the right way:

Step 1: Check the Care Label

Before you start, take a look at the care label inside your jacket. Each jacket is different, and the label will provide specific instructions for washing and drying. Following these instructions is crucial to avoid damaging the fabric or the waterproof membrane.

Step 2: Prep the Jacket

  1. Zip Up and Fasten: Close all zippers, including the main zipper, pockets, and any Velcro or snap closures. This prevents snagging during washing.
  2. Remove Loose Dirt: Shake off any loose dirt or debris. If your jacket is especially muddy, rinse it with cold water before washing.
  3. Clean the Washing Machine: Residual detergent from previous loads can harm your jacket’s waterproofing. Run a rinse cycle or wipe out the detergent drawer to ensure the machine is clean.

Step 3: Use a Specialized Cleaner

Regular laundry detergent can damage the waterproof coating on your jacket, so it’s essential to use a cleaner specifically designed for waterproof fabrics. These cleaners are formulated to gently remove dirt and oils without stripping away the DWR coating. We recommend Grangers as our first port of call for outdoor gear cleaning products - but there are several brands on the market that do a great job.

You can find waterproof-specific washes in our clothing care range, which includes products tailored for outdoor gear.

  1. Add Cleaner: Follow the instructions on the cleaner bottle for the correct amount. Generally, you’ll need one capful for a single jacket.
  2. Set the Machine: Use a gentle cycle with cold or lukewarm water (usually around 30°C). Avoid hot water, as it can damage the waterproof membrane.

Step 4: Rinse Thoroughly

Make sure your jacket is thoroughly rinsed after washing. Leftover cleaner can affect the jacket’s performance, so you may want to run an extra rinse cycle just to be safe.


Restoring Water Repellency: Reproofing Your Jacket

Over time, the Durable Water Repellent (DWR) coating on your jacket will wear off, causing water to soak into the outer fabric instead of beading up and rolling off. Reproofing your jacket restores this water-repellent layer, helping it stay effective in wet conditions.

Step 1: Choose a Reproofing Product

There are two main types of reproofing products:

  • Spray-On: Ideal for targeting specific areas, like shoulders or elbows, where the DWR coating may have worn off more quickly.
  • Wash-In: This type treats the entire jacket and is quick and easy to use in the washing machine.

You can find both options in our clothing care range.

Step 2: Apply the Reproofer

  1. Follow Product Instructions: Each product is slightly different, so follow the specific instructions on the label for best results.
  2. Spray-On: If using a spray-on reproofer, lay the jacket flat and apply an even coat, focusing on high-wear areas. Avoid over-saturating the fabric.
  3. Wash-In: For wash-in products, simply add the reproofer to the washing machine as directed, and run a gentle cycle with cold or lukewarm water.

Step 3: Dry the Jacket

Drying is a crucial step in setting the DWR coating. Check the care label to see if your jacket can go in the dryer.

  • Tumble Dry: If safe, tumble dry on low heat for 20-30 minutes. The heat helps bond the DWR coating to the fabric, enhancing its water repellency.
  • Air Dry: If tumble drying isn’t recommended, hang the jacket up to air dry. Avoid direct sunlight, as it can degrade the fabric over time.

Tips for Maintaining Your Waterproof Jacket

Here are some additional tips to keep your waterproof jacket in top shape:

  • Wash Regularly: Regular washing helps maintain breathability and keeps the waterproof membrane functioning well. Aim to wash your jacket every few months, or after heavy use in muddy or sweaty conditions.
  • Avoid Fabric Softeners: Fabric softeners and bleach can damage waterproof fabrics, so keep these products away from your jacket.
  • Store Properly: When not in use, store your jacket in a cool, dry place away from direct sunlight to prevent fading and damage.
  • Reapply DWR As Needed: If water stops beading up on the surface, it’s time to reapply a DWR treatment. This can be done once or twice a year, depending on how frequently you use the jacket.

For more tips on caring for waterproof gear, visit our Waterproof Jackets FAQ.


FAQs

1. How often should I wash my waterproof jacket?

Ideally, you should wash your waterproof jacket every few months, or whenever it’s visibly dirty or has been heavily used. Regular washing helps maintain the jacket’s waterproof and breathable qualities.

2. Can I use regular detergent to wash my jacket?

No, regular detergent can damage the waterproof membrane. Always use a specialized cleaner for waterproof fabrics, like the ones available in our clothing care range.

3. How do I know when my jacket needs reproofing?

If water stops beading up on the fabric surface and begins to soak in, it’s time to reapply a DWR treatment. Reproofing products can be found in our clothing care range.

4. Can I air dry my waterproof jacket?

Yes, you can air dry your jacket, but make sure to avoid direct sunlight. Tumble drying on low heat (if the label allows) is recommended, as it can help reset the DWR coating.

5. What’s the difference between waterproof and water-repellent?

Waterproof jackets have a membrane that fully blocks water, while water-repellent jackets rely solely on a DWR coating, which may not hold up in heavy rain. To understand more about waterproofing technology, check out our guide on how waterproofs work.


Keeping your waterproof jacket clean and well-maintained ensures it will continue to protect you from the elements, season after season. Ready for a fresh start? Explore our range of waterproof jackets here and make sure you have everything you need to care for your gear with our clothing care products.

Happy adventuring!

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