Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
No, actually it repels water. If placed in water it will float, and on removal, it will dry rapidly with no loss of insulating properties. A roof or plumbing leak would moisten the insulation, but it will not damage the foam. Other insulation methods such as fiberglass and cellulose can’t make the same claim.
