ARMSTRONG 557B CEILING TILE 24 W 24 L 3/4 THICK PK12

ARMSTRONG 557B - CEILING TILE 24 W 24 L 3/4 THICK PK12 - CEILING TILE CEILING TILE MATERIAL MINERAL FIBER SERIES CIRRUS LENGTH 24 IN. WIDTH 24 IN. NOISE REDUCTION COEFFICIENT 0.65 EDGE TYPE TEGULAR GRID SIZE 9/16 IN. COLOR WHITE THICKNESS 3/4 IN. CEILING ATTENUATION CLASS 35 LIGHT REFLECTANCE 0.85 TEXTURE MEDIUM COVERAGE 48 SQ. FT. RESISTANT TO SAG MOLD MILDEW BACTERIA SOIL TEMP RANGE 32 DEGREES TO 120 DEGREES F RECYCLED CONTENT 62 PERCENT APPLICATION OFFICES LOBBIES PUBLIC SPACES - EQUAL TO 32WM90