Photoluminescent Exit Sign Green Framed Flag/Ceiling Mount Double Sided. UL 924 Code Approved. Photoluminescent Framed Exit Sign Flag/Ceiling Mount with Bracket Double Sided High Performance Photoluminescent Signs. ETL to UL 924 - No Expiration Date Code Compliant NFPA 101 (Version 2012), International Building Code (Version 2012), International Fire Code 100% USA Aluminum