Do the walls need to be completely flat? Charlie 17 May 2026 14:57 Minor imperfections are usually acceptable, but heavily uneven walls should be corrected before installation. Related articles Do I need screws or nails as well as adhesive? What surfaces can wall panels be installed on? Can panels be installed around sockets and switches? Can wall panels be cut to size? Can I install panels in corners? Comments 0 comments Please sign in to leave a comment.
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