Outdoor Sign - Engraved & Edge Lighted - Example: 77 Charles West, Toronto Engraved outdoor business sign, a 1/2" acrylic 48" x 48" edge lighted. Description: Materials: Acrylic Stainless Steel Thickness (Background): Half inch thick (1/2") Background Mounting Method: Freestanding Type: Monument Signs Location: Outdoor Signs Industry: Property Management Signs