ARMSTRONG Ceiling Tile,48 in L,24 in W,PK8

Ceiling Tile; Edge Type Angled Tegular; Grid Size 15/16 in; Overall Length 48 in; Overall Width 24 in; Ceiling Attenuation Class 35; Fire Retardant Class Class A; Light Reflectance 81 Percent; Noise Reduction Coefficient 0.5; Recycled Content 56 Percent; Texture Fine; Application Libraries; Music Rooms; Color White; Coverage 64 sq ft; Features 10-Year Replacement Panel; 30-Year Limited System Warranty Against Visible Sag; Mold and Mildew; Material Mineral Fiber