Sonex™ Mini Acoustical Foam is designed for use in environments where high frequency noise control is required. Its unique sculpted pattern allows for a maximum handling of high frequency sound waves. It is offered in two versions, the standard being a melamine foam (part #MSO-1) which is Class 1 Fire Rated and 100% fiber free. The color is white or light grey. The second version of Sonex™ Mini is a polyurethane foam (part # MSX-1) which is more economical, however, not Fire Rated. Standard polyurethane colors are charcoal, beige and brown.
| Octave Band Frequencies (Hz) |
|||||||
|---|---|---|---|---|---|---|---|
| 1 1/2" Thick |
.14 | .21 | .61 | .80 | .89 | .92 | .65 |
| Product | 125 | 250 | 500 | 1000 | 2000 | 4000 | NRC |
| 1" Thick |
.11 | .17 | .40 | .72 | .79 | .91 | .50 |