Comparison of Acoustic Performance of Johns Manville Theatre Shield vs Armstrong Acoustic Tile

Frequency (Hz)
Product 125 250 500 1000 2000 4000 NRC
TheaterShield 1" Roll 0.10 0.29 0.66 0.86 0.96 1.00 0.70
TheaterShield 1" Board 0.07 0.25 0.67 0.87 0.95 1.00 0.70
Armstrong Fine Fissured High NRC 0.36 0.41 0.65 0.84 0.90 0.88 0.70
Armstrong Cirrus Beveled Tile 0.38 0.38 0.51 0.77 0.89 0.95 0.85