Whether you're restricting access to a particular area, alerting employees to potential hazards, or simply providing direction - Admittance Signs play an important communications role throughout your entire facility. Brady B-401 Plastic Safety Sign is a polystyrene sign panel, with protected graphics. Panels are round-cornered and punched for application to rigid surfaces. Brady B-401 signs are designed for use in light duty industrial, utility, commercial, and institutional environments. Common uses include safety signs, utility signs, information signs, and equipment warning signs. The sign construction is recommended for both indoor and outdoor use. Service Temperature: -40 degrees fahrenheit to 175 degrees fahrenheit (-40 degrees celsius to 80 degrees celsius) Average Outdoor Durability: 3-5 years (Average expected outdoor life of product will depend on user definition of failure and climatic conditions.)