Ceiling Tile Ceiling Tile Material Mineral Fiber Series Cortega Length 48 in Width 24 in Noise Reduction Coefficient 0.55 Edge Type Angled Tegular Grid Size 15/16 in Color White Thickness 3/4 in Ceiling Attenuation Class 35 Light Reflectance 0.82 Resistant To Class A Fire Retardant Texture Medium Coverage 80 sq ft Temp Range 32 Degrees to 120 Degrees F Recycled Content 34 Percent Application General Use Features Non-directional visual Class A Standards ASTM E1264