Keep everyone safe and alert by marking high-risk areas with caution signs to prevent exposure to harmful radiation. Choose from a range of Radiation Area Signs and Labels in a variety of materials. Not the sign you're looking for? Start with one of our custom templates and design your own unique message.

• • Tough aluminum is guaranteed to last over 10 years outside, even in harsh weather. If you order vinyl labels, these are laminated for durability and are best indoors.
• • Browse the designs below for a quick preview of available sizes, materials, and prices.
• • Want to know why the symbol is purple?
  Learn about the history of the radiation symbol, and the different industries that require these warnings.