Get free super saver shipping on all orders over $99. 0200 thick rigid white high-impact polystyrene (HIPS). Power Lines Overhead Sign enhances electrical safety by warning about potential overhead high voltage electrical hazard. . Shop for Overhead Power Lines Aluminum Sign (Diamond Reflective) | Best of Signs Surface printed with UV inks and protected by .0020 UV polyester over-laminate. J. J. Keller signs, markings and labels are available in a variety of materials to suit your specific needs! See below for a listing of all available materials Open Sign Danger: Power Lines Overhead - OSHA Sign - J. J. Keller Slow Down Sign Danger: Power Lines Overhead Sign - J. J. Keller & Associates - 20" x 14" Aluminum with Rounded Corners for Indoor/Outdoor Use - Complies with OSHA 29 CFR 1910.145 and 1926.200
