Diamond Roll Up Door, Inc. is your one stop shop for panel overhead doors (Diamond Brand) and coiling aluminum shutter doors (Dover Brand). Diamond has the most extensive range of roll up door products in the United States. With such a diverse range of products and an outstanding design and engineering staff, Diamond can design and manufacture a roll up door for almost any requirement. While the primary focus of products is for the work truck industry, Diamond also designs and manufactures roll up doors for many special applications such aspoint of purchase displays, counter shutters, military containers and pit carts, special medical equipment, pull behind trailers, and many more.