National marker dry zone shadow board, blue/black,68 x 30, aluminum – sb132al many manufacturing and food processing facilities are implementing 5s shadow boards to help reduce cost and down time by keeping cleaning supplies (and other tools), in a central location, neatly stored, and always accessible. features: great for industrial, manufacturing applications. includes shadow board and hardware for mounting tools designed for vikan brand tools (sold separately): 12′ angle broom, 24′ push broom with 59′ handle, dust pan, bench brush, single piece shovel with 14′ blade. durable, industrial grade aluminum. protected by sign muscle liquid laminate temperature range of -40 to 250