Manufacturer Part Number: 2767DN|Acoustic Barrier Type|Ceiling TileBacking Type|PlainMaterial|Wet-Formed Mineral FiberSTC Rating (dB)|Noise Reduction Coefficient Rating|0.55Sound Transmission Class Rating|Length (Feet)|Length (Inch)|Thickness (Inch)|3/4Thickness (Decimal Inch - 4 Decimals)|Width (Feet)|Width (Inch)|Maximum Operating Temperature|Minimum Operating Temperature|32FNumber Of Layers|Standards|LEEDSurface|Additional Information|0.82 Light Reflectance; 35 Ceiling Attenuation Class; Angled Tegular EdgedBA Reduction|Product Service Code|UNSPSC Code|30103600