Closed-cell PVC foamboard

This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: "Closed-cell PVC foamboard" – news · newspapers · books · scholar · JSTOR (March 2013) (Learn how and when to remove this message)

Closed-cell PVC foamboard is a lightweight rigid material used primarily in the manufacture of signs and displays. It is considered robust for outdoor use, being immune to rain and resistant to wind and sunlight.