- Category: Acoustical Ceiling Tiles
- Test Method: ASTM C423 (Sound Absorption)
- Mounting Type: Type E-400 (standard suspended 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| A21-284 | Linyfelt 5 in. | Frasch | 5.38 in. | Felt | 0.31 | 0.86 | 0.99 | 1.05 | 1.17 | 1.27 | 1.25 | 1.10 | 1.13 | Link | Link |
| A23-045 | PIXL Sheets (ceiling tiles) | Frasch | 1.81 in. | Felt | 0.34 | 0.92 | 1.02 | 0.88 | 1.08 | 1.11 | 1.17 | 1.00 | 1.06 | Link | Link |
| A21-285 | Linyfelt 2 in. | Frasch | 2.38 in. | Felt | 0.31 | 0.83 | 0.90 | 0.80 | 1.01 | 1.08 | 1.12 | 0.95 | 0.97 | Link | Link |