BASWAphon Seamless Sound Absorbing Plaster Systems are tested by an Independent Third Party testing agency. Test Data simulates actual installed field condition details. Certified Test Data Reports are available upon request.
The chart below illustrates absorption coefficients and NRC Ratings for the three standard BASWAphon System thicknesses by respective Finish.
BASWAphon also provides an additional 5-7 points to an STC rating.
Hear BASWAphon's superior sound absorption here.
The following chart depicts Acoustical Absorption testing calculated following ASTM
C423 Sound Absorption Test guidelines for E Mounting. Certified Test Data
reflects actual installation conditions and is supplied by
independent third party.
| BASWAphon Acoustical Test Data |
| Absorption Coefficients (Hz) |
| BASWAphon System |
125 |
250 |
500 |
1000 |
2000 |
4000 |
NRC
Ratings |
| 30mm Classic Fine Finish |
0.32 |
0.34 |
0.86 |
0.98 |
0.89 |
0.72 |
0.75 |
| 40mm Classic Fine Finish |
0.31 |
0.63 |
0.98 |
0.90 |
0.87 |
0.76 |
0.85 |
| 70mm Classic Fine Finish |
0.45 |
0.92 |
0.99 |
0.84 |
0.84 |
0.70 |
0.90 |
| 30mm Frosted Finish |
0.32 |
0.32 |
0.93 |
1.02 |
0.92 |
0.80 |
0.80 |
| 40mm Frosted Finish |
0.26 |
0.49 |
1.04 |
1.04 |
0.91 |
0.88 |
0.85 |
| 70mm Frosted Finish |
0.39 |
0.98 |
1.07 |
0.95 |
0.90 |
0.75 |
1.00 |
| 30mm Resilient Finish |
0.24 |
0.30 |
0.92 |
1.01 |
0.90 |
0.80 |
0.80 |
| 40mm Resilient Finish |
0.34 |
0.52 |
1.00 |
1.00 |
0.88 |
0.84 |
0.85 |
| 70mm Resilient Finish |
0.44 |
0.95 |
1.05 |
0.91 |
0.84 |
0.76 |
0.95 |
| 70mm Resilient Finish |
0.44 |
0.95 |
1.05 |
0.91 |
0.84 |
0.76 |
0.95 |
| 30mm Fine Finish |
0.27 |
0.32 |
0.90 |
1.04 |
0.89 |
0.80 |
0.80 |
| 40mm Fine Finish |
0.35 |
0.59 |
0.99 |
0.98 |
0.87 |
0.83 |
0.85 |
| 70mm Fine Finish |
0.44 |
0.91 |
0.99 |
0.95 |
0.82 |
0.75 |
0.90 |
| 30mm Base Finish |
0.32 |
0.30 |
0.86 |
1.09 |
0.97 |
0.85 |
0.80 |
| 40mm Base Finish |
0.29 |
0.54 |
1.04 |
1.08 |
0.93 |
0.88 |
0.90 |
| 70mm Base Finish |
0.46 |
1.03 |
1.10 |
1.07 |
0.94 |
0.88 |
1.05 |
|
