Black Stallion UB250 Welding UmbrellaUMBRELLA & STAND COMBO The Core FR Industrial Umbrella provides needed shade for industrial work zones, construction sites, and other places where flame resistance is required or recommended. Thousands of workers become sick each year from working in the heat generated by direct sunlight. Under OSHA law, employers are responsible for protecting workers from extreme heat. The NEW UB200 Core FR Industrial Umbrella provides the protection and portability