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Echo Eliminator Recycled Acoutical Cotton

ECHO ELIMINATOR™

Bonded Acoustical Cotton (B.A.C.)
The Most Cost Effective Acoustical Absorbing Material On The Market

  • Recycled cotton (green acoustical material)
  • Class A – nonflammable (Per ASTM E-84)
  • Lightweight
  • Easy to install (adhesively applied)
  • Impact resistant
  • Durable
  • Low cost
  • High light reflectance
  • High performance acoustical absorption
  • Relocatable (if required)
Click on thumbnails to see a close-up view.
Bonded Acoustical Cotton – White Bonded Acoustical Cotton – Black Bonded Acoustical Cotton – Marble Light Blue Bonded Acoustical Cotton – Light Grey Bonded Acoustical Cotton – Graphite
White Black Marble Light Blue Light Grey Graphite
Bonded Acoustical Cotton – Burgundy Bonded Acoustical Cotton – Pure Blue Bonded Acoustical Cotton – Navy Blue Bonded Acoustical Cotton – Hunter Green Bonded Acoustical Cotton – Beige
Burgundy Pure Blue Navy Blue Hunter Green Beige
APPLICATIONS: Bonded Acoustical Cotton panels are ideally suited to school gymnasiums, cafeterias, classrooms, churches, multi-purpose rooms, community centers and more.

SIZES: Standard Size: 2′ × 4′
Also available in 12″ × 12″, 2′ × 2′, 4′ × 4′ and 4′ × 8′ (minimum quantities may apply, please call for details).
(1″ Thickness panels available in #3lb or #6lb per cubic foot, 2″ Thickness panels available in #3lb density only.)

COLORS: White, Marble Light Blue, Light Grey, Beige, Graphite, Pure Blue, Navy Blue, Burgundy, Hunter Green and Black

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 surface blemishes are unavoidable. 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 expectation must be identified for our special attention prior to ordering.

Echo Eliminator™ WALL PANEL – Sound Absorption Coefficients

  Mount 125Hz 250Hz 500Hz 1KHz 2KHz 4KHz NRC
1″ 3lb./cf. A .08 .31 .79 1.01 1.00 .99 .80
2″ 3lb./cf. A .35 .94 1.32 1.22 1.06 1.03 .1.15
1″ 6lb./cf. A .07 .30 .86 1.10 1.05 1.03 .85

A Mount: Direct – Echo Eliminator™ BAFFLE – Sabins/Baffle

  125Hz 250Hz 500Hz 1KHz 2KHz 4KHz Sabins/Avg.
1″ × 2′ × 4′ 2.43 4.93 8.34 12.35 15.57 16.73 10.30
2″ × 2′ × 4′ 2.40 6.55 12.86 17.46 18.49 16.77 13.85


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