Brady assigns a material code for each of the materials used in their SKU construction. This Brady sign blank is manufactured using fiberglass reinforced polyester which is the B-120 Brady Material Code. Some signs support inside use only, while others can be installed indoors or out. This part has the flexibility to be used both indoor or outside. There are a variety of standards that signs may conform to. In particular, this sign complies with the ASTM D1593, ASTM D635, ASTM D638, ASTM D646, ASTM...