Armstrong DUNE Acoustic Mineral Fiber Ceiling Panels adapt well to diverse architectural needsfrom education and healthcare to retail and office spaces. The panels are engineered for Class A fire performance per ASTM E84, contributing to safe interior environments. With high light reflectance (81%) they help enhance ambient illumination and reduce energy usage. Resistance to humidity, mold, and scrubbing further ensures long term stability in real world conditions. The result is a ceiling solution that blends acoustic utility, design flexibility, and technical integrity.