Is Styroliner® resistant to moisture? The XPS backing is a closed cell foam and is therefore resistant to moisture. By jeremy.hoke|2023-08-24T09:21:20+01:00August 24th, 2023|Styroliner|Comments Off on Is Styroliner® resistant to moisture? Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkXingEmail About the Author: jeremy.hoke