Unisub sublimated building signs UV resistant coating and are perfect for outdoor marking, lawn décor, advertisements, building numbers and more. Building signs do not include mounting or hanging hardware. Holes are 0.25” diameter and will accommodate #8 concrete screws and concrete anchors. Use a masonry bit to drill pilot holes for the concrete anchors; install anchors and use #8 concrete screws to attach the sign to the wall. Hanging: Use ribbon, twine, or cable to create a hanging effect on a door or exterior wall. Thread the ribbon through the holes, tie a secure knot and hang on a nail or screw.