Echo Eliminator™ - ACO-U-STICK™

Bonded Acoustical Cotton Do-It-Yourself Wall Tiles

Echo Eliminator ACO-U-STICK DIY acoustic wall panels are the easiest and most cost-effective way to add effective sound absorption to any area. These mini-panels are a great solution for reducing echo and loud sounds in gymnasiums, auditoriums, studios, hallways, basements, churches, offices, and more. These easy-to-install panels come with everything you need to mount them. ACO-U-STICK DIY acoustic wall panels are made with eco-friendly recycled Bonded Acoustical Cotton, making them environmentally friendly with no VOCs.

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Product Data Sheets Acoustical Tests Fire Tests Properties Tests Additional Resources
  • Product Specs


    Home Theaters, Gymnasiums, Auditoriums, Classrooms, Music Rooms, Arenas & Stadiums, Churches, Offices, Computer Rooms, Band Rooms, Industrial Art Rooms, Residential

    Material Composition

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




    3 lb. pcf


    12" x 12"



    Installation Method

    3M Command™ Strips (included)

  • Color Options
    Echo Eliminator™ – ACO-U-STICK™

    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.

  • Acoustical Specs
    Echo Eliminator ACO-U-STICK – Octave Band Absorption Coefficients
    Panel Thickness / Density Testing Mount 125 Hz 250 Hz 500 Hz 1 kHz 2 kHz 4 kHz NRC Rating
    1″ 3 lb. pcf A 0.08 0.31 0.79 1.01 1.00 0.99 0.80
  • Material Performance

    Fire Performance

    Class A Fire Rated per ASTM E84

    Thermal Resistance (R-Value)

    1" 3 lb pcf - 3.8


    Passes ASTM C1338 test (No fungal growth)