Echo Eliminator, or Bonded Acoustical Cotton (B.A.C.), is the most cost-effective acoustical absorbing material on the market. It is a high-performance acoustical mate­rial made from recycled cotton and is ideal for noise control applications. Echo Eliminator can be used as acoustical wall panels or hanging baffles.


  • Lightweight recycled cotton
  • No VOCs (Volatile Organic Compounds), no formal­dehyde, requires no warning labels
  • Fungi-, mold-, and mildew-resistant
  • Class A Fire Rated (Non-flammable per ASTM E-84)
  • Easy to install (adhesive)
  • Durable & impact-resistant
  • Low-cost, high-performance acoustical absorption
  • May contribute to LEED® credits


Residential, commercial, schools, restaurants, classrooms, houses of worship, community centers, offices, conference rooms, music rooms, theaters, public spaces, medical facilities, auditoriums, arenas/stadiums, warehouses, manufacturing plants and more.


Sizes: 2′ × 4′; available in 12″ × 12″, 2′ × 2′, 4′ × 4′ and 4′ × 8′ (minimum quantities may apply); densities: 3lb./cu. ft.: 1″ & 2″ thick; 6lb./cu. ft.: 1″ thick; colors: graphite, black, white, marble light blue, light grey, beige

Click here to see installation guide

Weight 3 lbs
Dimensions 48 × 24 × 2 in
Product Type

Absorber, Featured Products, Structural

Product Use

Easy Install, Home Theater, Noise Control, Recording & Mixing, Stereo Listening, Video


audiophile_bs, bar_bs, familyroom_ln, office_bs, quiethouse_ln, recording_bs, retail_bs, school_bs, theater_bs, venue_bs, video_bs, worship_bs


1” thickness / 3lb density, 1” thickness / 6lb density, 2” thickness / 3lb density


Black, White, Graphite, Light Gray, Beige

Package Size

14pk, 2pk, 4pk, 8pk


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