Faller HO Scale Goldbeck Modular Building Components are ideal for customizing your modern factory building. The main Goldbeck Modular Modern Industrial Building is based on typical concrete tilt-up structures in use since the 1980s. This modular wall, door, roof or window component is designed to match the Goldbeck building (see the link below) and can be used to expand or customize the main structure. Compatible components allow fast and fun customizing.