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Acousti-Seal Premier – Modernfolds most versatile movable wall system, Acousti-Seal Premier (A/S900; Non-steel) provides a slim 3 platform while maintaining the robust steel frame construction of other Modernfold premium products. Offered in single, paired, and continuously hinged operations, Acousti-Seal Premier provides the ideal platform for custom design options including: Custom finishes of various types, window cutouts, veneers, murals, and many more. Acousti-Seal Premier uses vertical and horizontal steel frame members with various panel face options to create the strongest composite panel construction available. 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.