
                                                                                Color | 
                                                                        N/A 383 Military Green Black Sandpiper White | 
                                                                                Foam Thickness | 
                                                                        N/A 1/4 in1/2 in1 in | 
                                                                                Sound Absorption Coefficient - Standards | 
                                                                        N/A ASTM C423-90a | 
                                                                                Standard Roll Size | 
                                                                        N/A 54 in x 150 ft | 
                                                                                Standard Sheet Size | 
                                                                        N/A 54 x 24 in54 x 36 in54 x 72 in | 
                                                                                Thickness | 
                                                                        N/A 1/2 in | 
                                                                                Sound Absorption Coefficient @ 1000 Hertz (Hz) Frequency | 
                                                                        N/A 0.88 dB | 
                                                                                Sound Absorption Coefficient @ 125 Hertz (Hz) Frequency | 
                                                                        N/A 0.22 dB | 
                                                                                Sound Absorption Coefficient @ 2000 Hertz (Hz) Frequency | 
                                                                        N/A 1.00 dB | 
                                                                                Sound Absorption Coefficient @ 250 Hertz (Hz) Frequency | 
                                                                        N/A 0.24 dB | 
                                                                                Sound Absorption Coefficient @ 4000 Hertz (Hz) Frequency | 
                                                                        N/A 0.68 dB | 
                                                                                Sound Absorption Coefficient @ 500 Hertz (Hz) Frequency | 
                                                                        N/A 0.52 dB | 
                                                                                Sound Absorption Coefficient - Noise Reduction Coefficient (NRC) | 
                                                                        N/A 0.66 dB |