Armstrong Ceiling Tile,48 in L,24 in W,PK6 513A

Excellent Sound Absorption, Tota Material Mineral Fiber Color White Standards ANSI/ASHRAE/USGBC/IES Standard 1 Application Libraries, Music Rooms Series CirrusYou may also like Armstrong 1x1 FINE FISSURED Acoustic Ceiling Tiles for Suspended Ceiling Grids, 40-tiles per pack, White.