
                                                                                Color | 
                                                                        N/A Melamine-White Polyurethane-Charcoal | 
                                                                                Standard Size | 
                                                                        N/A 1 in, 2 in, 3 in: 54 in x 54 in 1 in, 2 in: 36 in x 120 in | 
                                                                                Melamine Size | 
                                                                        N/A 1 in, 2 in: 48 in x 48 in, 48 in x 24 in, 48 in x 96 in | 
                                                                                Sound Absorption Coefficient - Standards | 
                                                                        N/A ASTM C423-90a | 
                                                                                Thickness | 
                                                                        N/A 1 in | 
                                                                                Sound Absorption Coefficient @ 1000 Hertz (Hz) Frequency | 
                                                                        N/A 0.64 dB | 
                                                                                Sound Absorption Coefficient @ 125 Hertz (Hz) Frequency | 
                                                                        N/A 0.02 dB | 
                                                                                Sound Absorption Coefficient @ 2000 Hertz (Hz) Frequency | 
                                                                        N/A 1.00 dB | 
                                                                                Sound Absorption Coefficient @ 250 Hertz (Hz) Frequency | 
                                                                        N/A 0.10 dB | 
                                                                                Sound Absorption Coefficient @ 4000 Hertz (Hz) Frequency | 
                                                                        N/A 1.00 dB | 
                                                                                Sound Absorption Coefficient @ 500 Hertz (Hz) Frequency | 
                                                                        N/A 0.24 dB | 
                                                                                Sound Absorption Coefficient - Noise Reduction Coefficient (NRC) | 
                                                                        N/A 0.50 dB |