Category: Acoustical Ceiling TIles
Test Method: ASTM C423 (Sound Absorption)
Mounting Type: Type E-400 (Standard Ceiling Plenum)
| Test Number | Product | Producer | Thickness (in.) | Face Surface | 63 Hz | 125 Hz | 250 Hz | 500 Hz | 1,000 Hz | 2,000 Hz | 4,000 Hz | NRC | SAA | Report | Website |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A21-326 | Control Sample | RAL | 2.0 | Exposed Fiberglass | 0.10 | 0.38 | 0.80 | 1.15 | 1.08 | 1.03 | 0.98 | 1.00 | 1.02 | Link | Link |
| A21-326-2-A | Control Sample | RAL | 1.8 | Fiberglass | 0.20 | 0.41 | 0.69 | 1.34 | 1.25 | 1.46 | 0.45 | 1.62 | 1.11 | Link | Link |
| A21-326-2-B | Control Sample | RAL | 1.9 | Fiberglass | 0.19 | 0.31 | 0.64 | 1.95 | 1.79 | 0.85 | 0.36 | 1.56 | 1.23 | Link | Link |