When high-tech fabrics are washed in detergent, a water-attractive residue is left behind, decreasing the garment's durable water-repellency (DWR).
Tech Wash® & TX.Direct® Wash-in
Spring Cleaning for Outdoor Families: Washing Rain Gear with Nikwax
Washing Your Waders and Rain Coats - United Women on the Fly
Nikwax Tech Wash comes out top in independent test – Adventure 52
Nikwax Tech Wash l Bill & Paul's l Grand Rapids, MI
The No.1 easy to use, safe, high performance cleaner for wet weather clothing and equipment. Cleans effectively, reviving breathability and water repellency. Breathable waterproof.
Nikwax Tech Wash Cleaner - 10 oz
Nikwax Tech Wash and TX.Direct v household detergent - split waterproof jacket test
Nikwax Tech Wash & TX Direct Twin Pack 1 Litre
Nikwax Tech Wash 34 fl. oz., Nikwax Tech Wash Technical Cleaner for Jackets and Outerwear, Restores Waterproofing in Rain, Ski, and Snow Gear, Safe for Gore-Tex and DWR : Health
Nikwax Tech Wash – Pando Refitters
Nikwax Tech Wash 1000ml + GEAR AID Revivex Durable Water Repellent Spray : Automotive