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https://www.pfs-co.info/wp-content/uploads/2025/08/سرپله-های-سمباده-ای.jpg600600Permalight photoluminescent abrasive stair nosings combine a photoluminescent (glow-in-the-dark) strip with an anti-slip abrasive surface. In addition to enhancing safety in the dark (with automatic illumination), these nosings minimize the risk of slipping on stairs. The product is designed to simultaneously protect the stair edge and indicate the emergency egress route during power outages or fires.