IS-93 Construction Danger Sign – MUTCD-Compliant High-Visibility Safety | Interwest Safety Supply

Maximize job site safety with the IS-93 Danger – Construction Area Authorized Personnel Only sign from Interwest Safety Supply. Engineered with durable .080″ aluminum and 3M engineer grade reflective sheeting, this MUTCD-compliant sign ensures high visibility for authorized personnel day and night. Choose from two sizes—24″ X 18″ or 48″ X 36″—to suit your project’s scale. With radius corners and pre-punched mounting holes, installation is a breeze. Elevate your safety protocol and streamline compliance—order the IS-93 sign today and safeguard your construction zone with confidence.