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Ensure workplace safety with our 3x5 Warning Arc Flash Hazard Appropriate PPE Required Refer To NFPA Sign, crafted from 4 mil adhesive vinyl. This compact, flexible sign adheres securely to clean, dry surfaces in electrical rooms, substations, or industrial facilities, warning of arc flash risks and mandating PPE per NFPA 70E standards. Weather-, moisture-, and corrosion-resistant, it's ideal for indoor or outdoor use. Promote OSHA-compliant electrical safety with this durable, high-visibility sign.