Echo Eliminator™ Acoustic Panels
Bonded Acoustical Cotton (B.A.C.)
The Most Cost Effective Acoustical Absorbing Material On The Market
Echo Eliminator™ is a versatile, sound absorbent material designed for use within spaces that suffer from irritating acoustic conditions. Manufactured from recycled cotton, Echo Eliminator provides a sustainable solution for today’s acoustic control challenges. Echo Eliminator is intended for use in larger scale and commercial projects, and unlike our UltraSonic DIY Kits, and is available in a range of colors and sizes Echo Eliminator can be used as an acoustic wall panel or hanging baffle and common applications are school gyms, classrooms, lunch rooms, or anywhere a high performance noise control product is needed.
Color Options Actual colors may vary from what is seen on screen.
Bonded Acoustical Cotton panels are ideally suited for:
Standard Size – 2′ × 4′
Also available in 12″ × 12″, 2′ × 2′, 4′ × 4′ and 4′ × 8′ (Minimum quantities may apply, please call for details)
Acoustical Performance
| Product | Absorption Coefficients & Octave Band Frequencies (Hz) | |||||||
|---|---|---|---|---|---|---|---|---|
| Thickness (Inch) | Density (PCF) | 125 | 250 | 500 | 1000 | 2000 | 4000 | NRC |
| 1 | 3 | .08 | .31 | .79 | 1.01 | 1.00 | .99 | .80 |
| 1 | 6 | .07 | .30 | .86 | 1.10 | 1.05 | 1.03 | .85 |
| 2 | 3 | .35 | .94 | 1.32 | 1.22 | 1.06 | 1.03 | 1.15 |
Physical Properties
| Properties | Performance | Test Method |
|---|---|---|
| Surface Burning Characteristics | Flame Spread: 10 (Class A) | ASTM E 84 |
| (Fire Hazard Classification) | Smoke Developed: 20 (Class A) | UL 723 |
| Corrosion Resistance | Pass | ASTM C 739 |
| Fungi Resistance | Pass | ASTM C 739 |
| Odor Emission | Pass | ASTM C 739 |
Thermal Performance
| Product | K-Value | C-Value | R-Value | ||||
|---|---|---|---|---|---|---|---|
| Thickness (Inch) | Density (PCF) | Btu·in/(h·ft2·°F) | W/(m·°C) | Btu/(h·ft2·°F) | W/(m2·°C) | R | (m2·°C)/W |
| 1 | 3 | .26 | .037 | .26 | 1.47 | 3.9 | .70 |
| 1 | 6 | .27 | .039 | .27 | 1.53 | 3.6 | .63 |
| 2 | 3 | .27 | .039 | .14 | .79 | 7.4 | 1.30 |
