S4-4p Flashing School Zone Sign – High-Intensity Alert | Interwest Safety Supply

Elevate school zone safety with Interwest Safety Supply’s S4-4p When Flashing sign. Engineered with durable .080″, 5052-H38 aluminum and available in three high-impact reflective sheeting options—Engineer Grade, High Intensity, and Diamond Grade—this sign ensures maximum visibility for drivers, even in low-light conditions. Designed to meet stringent MUTCD specifications, our signs come with pre-punched mounting holes for easy installation. Choose the size that best fits your needs and trust in a sign that’s built to last. Order now and take a step towards safeguarding our children with superior quality that only Interwest Safety Supply can provide.