Echo Eliminator Composite – Octave Band Absorption Coefficients
Panel Thickness / Density Testing Mount 125 Hz 250 Hz 500 Hz 1 kHz 2 kHz 4 kHz NRC Rating
1″ 8 lb. pcf A 0.09 0.24 0.86 0.98 0.98 1.03 0.75
Echo Eliminator Composite – Octave Band Transmission Loss
Panel Thickness / Density 125 Hz 250 Hz 500 Hz 1 kHz 2 kHz 4 kHz STC Rating
1″ 8 lb. pcf 12 12 14 13 20 29 17

Applications – Gymnasiums, auditoriums, classrooms, music rooms, arenas & stadiums, offices, computer rooms, restaurants/cafeterias, residential, concert halls & theaters, pro audio, gun ranges, manufacturing plants, machine enclosures, water treatment plants. Works great as speaker box enclosure liners also.

Material Composition- Bonded acoustical cotton (B.A.C.) made from recycled fibers

Thickness – 1″

Density – 8 lb. pcf

Size – 24″ x 48″

Color – Marble Blue with foil FRK facing

Installation Method – Ceiling: Adhesive / Wall: Adhesive

Weight 24 lbs
Dimensions 48 × 24 × 4 in
Product Type

Echoeliminator

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