13 1970s EAB doors becomes a concept During the 1970s, EAB continues to grow, and as we became better at manufacturing doors, the market also expanded geographically. EAB doors becomes a concept. The product line was expanded to include hinged doors and windows. The doors also offered the latest modern accessories like electronic control. EAB’s installers soon became known in the field, partly for their green vehicles, but also for their extensive knowledge, craftsmanship and their ability to deliver quality.