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Edge Details
APS-150 1.50"
(NRC)
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Frequency (Hz) |
Absorption
Coefficient α (Sabins/m2) |
100 |
0.18 |
125 |
0.29 |
160 |
0.44 |
200 |
0.63 |
| 250 |
0.81 |
315 |
0.90 |
400 |
0.99 |
| 500 |
1.05 |
630 |
1.03 |
800 |
1.00 |
| 1000 |
0.97 |
1250 |
0.93 |
1600 |
0.94 |
| 2000 |
0.93 |
2500 |
0.92 |
3150 |
0.92 |
4000 |
0.91 |
5000 |
0.90 |
| NRC |
0.95 |
Note on Single Number Ratings: The Noise Reduction Coefficient (NRC) is calculated as the arithmetric average (rounded to the nearest 0.05) of the absorption coefficients in the shaded bands only (250, 500, 1000, and 2000 Hz) |