Echo Eliminator

Echo Eliminator™ Composite Barrier

Echo Eliminator™ Composite Barrier is cost-effective and easy to install. It has a high performance absorption combined with sound transmission coefficient(STC) value.

Features and Benefits:

  • High Performance combined with STC value

  • No Fiberglass

  • Recycled Cotton (“green” material)

  • Class A – Non-Flammable (per ASTM E-84)

  • Lightweight

  • Low Cost

  • High Density Barrier Septum in Middle

  • LEED™ (more information)


Gymnasiums, Auditoriums, Classrooms, Music Rooms, Arenas & Stadiums, Churches, Offices, Computer Rooms, Restaurant/Cafeterias, Residential, Concert Halls & Theaters, Pro Audio, Gun Ranges, Manufacturing Plants, Machine Enclosure, Water Treatment Plants, and much more.

Standard Size:

2′ × 4′


Nominal 1″

Please note:

Although we take extensive precautions and purge the lines between colors, due to the manufacturing process color inconsistencies including dye lot variations, flecks, specks, and other slight surfaces blemishes are unavoidalbe. Please call for details.

All sizes are nominal and are subject to manufacturing tolerances that may vary ± 1/8″. Exact fitting may require on site adjustment by the purchaser. Exact size and other unavoidable variables such as dye lot color variances, lighting conditions, pattern matching, directional materials, expansion and contraction due to environmental conditions. Project with exacted visual requirements and expectations must be identified for our special attention prior to ordering.

Echo Eliminator™ Composite Barrier – Sound Absorption
Size Mount 125Hz 250Hz 500Hz 1KHz 2KHz 4KHz NRC
1″ A 0.09 0.24 0.86 0.98 0.98 1.03 0.75

Echo Eliminator™ Composite Barrier – STC
Size 125Hz 250Hz 500Hz 1KHz 2KHz 4KHz STC
1″ × 2′ × 4′ 12 12 14 13 20 29 17

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