The Aarco PLDS3045L-4 Message Center 45″W X 30″H Wall Mounted is a versatile communication board that meets the needs of various professional and public environments. This product features a black letter board encased within a durable plastic lumber frame, ensuring longevity and a modern appearance. Measuring 45 inches in width and 30 inches in height, it offers ample space for displaying messages. The dual sliding doors, equipped with precision rollers, provide smooth access while maintaining a clean display. For added security, the message center is lockable and comes with two keys, ensuring that your content remains protected. Included with this product is a set of 3/4″ Helvetica letters and an assortment tray, facilitating easy customization of messages. Designed to withstand the elements, the message center is weatherproof, making it suitable for both indoor and outdoor use. Its functional design and robust construction cater to the communication needs of educational institutions, corporate offices, and public spaces, offering an efficient solution for message display and information dissemination.