Armstrong Ceilings Fine Fissured 48-in x 24-in 12-Pack Black Fissured 15/16-in Drop Ceiling Tile Item #98386 Model #22977357 Used outdoors for direct burial

Used outdoors for direct burial

Specially formulated to produces a smooth surface ready for the installation of ceramic tile

Doors must be sealed on all 6 sides

The first "TRUE" Nano technology field serviceable spray

a loud 85-decibel alarm alerts you to the threat

Armstrong Ceilings Fine Fissured 48-in x 24-in 12-Pack Black Fissured 15/16-in Drop Ceiling Tile Item #98386 Model #22977357 Used outdoors for direct burialFine Fissured panels have a fine non directional pattern and are available in standard and high acoustical absorption options. Mold, mildew and sag resistance Non directional pattern reduces scrap and installation time Square edge detail allows for quick and easy cutting of panels Installs in Armstrong Prelude 15 16 in grid system Covers 96 sq ft per carton (12 pieces per carton) Acoustical (NRC=0. 55, CAC=35) Class A fire rating Common size: 48 in x