EcoBass™ Trap Cotton Fiber Acoustic Panels

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EcoBass™ Trap Cotton Fiber Acoustic Panels

Trap those bass frequencies with our EcoBass™ Trap Cotton Fiber Acoustic Panels! These panels are made from bonded acoustical cotton, making them an excellent choice for sound absorption, especially for low frequency noise. EcoBass™ Panels are rated to use in any interior environment. Low frequency noise is no match for EcoBass™!



  • Bonded Acoustical Cotton (BAC)
  • Recycled, natural cotton fibers provide excellent low frequency and overall absorption
  • 4" of EcoBass is nearly as effective as 8" of fiberglass absorbers
  • Durable and easier to handle than fiberglass (no itch)
  • High performance bass trapping
  • Wrap in acoustic fabric for the best performing, attractive DIY bass traps
  • Temperature rated up to 280°F
  • Class A Fire Rated
  • Proudly made in the USA 



 Dimensions   24" x 48" 
 Thickness   4" 
 Weight   12 lbs 
 Color   Dark Gray 
 Temperature Rating   280°F




 Architect CSI Specs   EcoBass™ Trap Wall CSI Spec 
 EcoBass™ Trap Ceiling CSI Spec 



Material Testing
Noise Reduction Coefficient

 Frequency (Hz)  125   250   500   1000   2000   4000   NRC 
 4" EcoBass™ Trap   0.97   1.37   1.23   1.05   1.00   1.01   1.15 






Installation Instructions

  • Install with adhesives or held by friction inside a frame
  • For home studios, 2 panels can be stacked on top of each other. Mount with adhesive or inside a frame and place in corners (touching the floor, ceiling, and 2 walls) to create full length bass traps


Common Product Uses

  • Install EcoBass™ acoustics material anywhere you need a LOT of low frequency sound control
  • Absorb broad spectrum or low frequency noise in any space (home studio, churches, theaters, music, machinery and mechanical rooms, above acoustic ceiling grid)
  • Use as a finished acoustic panel or DIY build your own bass trap with an EcoBass™ core
  • Use behind stretch-wall systems, fill cavities, or behind stages/risers for high performance bass control


Contact us if you have questions!