Make your building stand out with our impressive Cast Aluminum Building Signs! Crafted to perfection, these signs boast both durability and timeless appeal. Elevate your business presence and leave a lasting impression on passersby. Exterior cast aluminum letters with studs and spacers Bronze Finish Anodized Aluminum building sign is mounted on 1/2″ spacers to give the molded Anodized Aluminum Letters even more depth. Bronze Finish Anodized