(continued)... Fire Safety Order 2005. Easy to understand, and universally recognized, BS EN3-5 graphic symbols. The glow-in-the-dark coating ensures this photoluminescent sign is easy to read even during a power outage. Adheres easily with sticky pads, double-sided tape or ‘No-nails’ type adhesive. Your choice of portrait or landscape orientation. Constructed of rigid plastic and manufactured by Jalite.