Mark entrances, employee-only work areas, and no-trespassing zones.

Aluminum signs are the best choice for outdoor use. They are more durable than plastic and vinyl signs, and they won’t corrode from water, chemical splashes, or harsh weather.

Aluminum signs are the best choice for long-lasting outdoor use. More durable than polystyrene signs, they won’t corrode if exposed to water or harsh weather. They’re also UV resistant, so they won’t fade in sunlight.