Ecophon CertainTeed Inc.
The company provides smart edge options for high-performance acoustical ceilings--without grid. Ecophon Focus DG and D semi-concealed and concealed systems provide demountable, high-acoustic-performance tiles for modern office environments. D and DG are available in a variety of standard sizes, including 4 feet by 4 feet and 2 feet by 8 feet, and eight standard colors.