09 50 10 Ceiling Suspension Systems 09 51 00 Acoustical Ceilings 09 84 10 Acoustical Wall Treatment 09 80 00 Acoustic Treatment 09 77 00 Special Wall Surfacing 09 53 00 Acoustical Ceiling Suspension Assemblies
Trade Names : Armstrong, Armstrong Tectum, CertainTeed, Crane/Kemlite, Glasteel, Golterman & Sabo, Marlite, Nudo, Rockfon, Unika Vaev, USG