Is Polyester Waterproof?

By Staff WriterLast Updated Apr 8, 2020 10:11:53 PM ET
polyester-waterproof
peter castleton/CC-BY-2.0

Polyester is not a naturally waterproof fabric. However, waterproofing sprays such as Aqua Armor and Thompson's Water Seal provide the required coating to protect the fabric against potential water damage. Waterproofing sprays work by bonding themselves to the fabric with the application of heat.

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