PREMA
Barrier Backed Absorbers
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Prema Barrier Backed Absorbers offer the benefits of both a noise barrier and sound absorber in one product. Curtain panels are constructed with grommets across the top and feature exterior-grade Velcro seals along the vertical edges. Available in standard or custom sizes and bound or unbound rolls. Add some color to your outdoor spaces with Prema.
Specifications
- Standard sizes: 54” x 96”, 54” x 120”
- Custom sizes available
- Rolls are available 48” wide x 25’ long, bound or unbound
Composition
- Standard thickness: 2”, 1.5 PCF fiberglass core
(pre-sewn) - ACPC facing
- Total weight of product: 0.5# per square foot
Finish
- Exterior grade facing
- Stitched with TENARA® thread
- 12 colors available
Fire Rating
- Class A Flammability Rated per ASTM E- 84
- Flame Spread: 30
- Smoke density: 250
ACOUSTICAL DATA
Sound Transmission Loss (dB)
| Frequency (Hz) | 125 | 250 | 500 | 1000 | 2000 | 4000 | NRC |
|---|---|---|---|---|---|---|---|
| 2” Thickness | 14 | 17 | 25 | 38 | 45 | 49 | 29 |
ASTM E-90 & E 413
Absorption Characteristics
| Frequency (Hz) | 125 | 250 | 500 | 1000 | 2000 | 4000 | NRC |
|---|---|---|---|---|---|---|---|
| 2” Thickness | 0.10 | 0.57 | 0.83 | 0.69 | 0.51 | 0.37 | 0.65 |
ASTM C 423
Testing performed at an accredited acoustical laboratory within a controlled environment using specific fabric, sizes and mounting. Therefore, ratings may vary slightly depending on customers fabric choice and mounting configuration.
