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Modernfold Accordion movable wall systems doors are the industry standard for quality accordion doors and partitions. Its the clear choice when strength and durability are important and only sight division is required. Modernfold partitions feature a durable steel frame construction, ball bearing trolleys and a wide choice of finish options. Even with all-steel frame and hinging, its weight requires only minimal support. In addition to simple, straight wall-to-wall runs, Modernfold accordion partitions can be curved or even serpentine to meet your exact needs. Modernfolds products are manufactured at the companys production facility in Dyersville, Iowa. The products are constructed from a variety of materials including steel, aluminum, glass, plastics, wood, textiles and coatings sourced from various suppliers.