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Echo Absorber Acoustic Panel 1″ (Case of 6)



You’ve always dreamed of silence. While in your office, you draw the curtains on your window, longing for an end to the noise blasting from neighbors. On your way home, you close your eyes and dream of a world where you don’t have to hear the noise of beeping horns for one night. You don’t need magic to stop the endless cycle of sounds ruining your day. In fact, you don’t even need a shred of luck. All you need is Soundproof Cow — and our Echo Absorber Acoustic Panel.

You deserve the sound of silence when you most need it. By soundproofing your room with our fire-rated cotton acoustic panel, you can lay the foundation for a less noisy tomorrow.

Superior Quality

We engineer our Echo Absorber panels with quality materials that boast acoustically superior results when compared to other panels composed of manmade materials. Best of all, an investment in our 1-inch recycled cotton acoustic panels is an investment into a cleaner and greener future because we craft our Echo Absorber panels with 80% recycled cotton materials.

When purchasing a quality acoustic panel, you need the assurance of optimal protection wherever you decide to soundproof your surroundings. Our fire-rated cotton acoustic panel has a Class A™ flammability rating, meaning you’ll never have to worry about your acoustic panels passing building code requirements. You can keep your room soundproofed while remaining safe and achieving optimal performance with a quality composition that lasts.

Order your soundproofing materials from Soundproof Cow today!



Dimensions 2 ft. x 4 ft.
Thickness 1 in.
Coverage 48 sqft. (8 sqft./sheet)
Quantity Case of 6
Color Gray or Graphite
NRC Rating 0.85
Availability Usually ships in 2-5 business days
Technical Data Product Data Sheet
Installation Step-by-Step Instructions


Echo Absorber™ is a light weight, thermally bonded acoustical panel made from recycled cotton fibers, which offers excellent noise reduction qualities in low, middle and high frequencies. It is a cost effective solution for areas that suffer from extreme levels of noise caused by echo. Echo Absorber™ is Class A™ rated and will meet the most stringent building code requirements for flammability. Echo Absorber™ also has effective thermal qualities and does not contain Volatile Organic Compounds (VOCs), fiberglass or formaldehyde. This easy to install product is fungi, mold/mildew resistant. Use this product when echo is an issue and budgets are tight.

Product Availability

Special Order

This product can be Die-Cut to your specifications. Please allow for extended delivery dates. For more information, please call 1-866-949-9COW.

Features / Benefits

Acoustic Performance at a Great Price — Echo Absorber™ is one of the most cost effective, sound absorbing materials available. The natural cotton fibers are acoustically superior when compared to other man made fibers, such as fiberglass. The noise reduction performance of Echo Absorber™ products matches other higher priced material on the market. See acoustic data below.

Keep it Green — Echo Absorber™ is 80% recycled cotton and does not contain Volatile Organic Compounds (VOCs).

Quality — Echo Absorber™ is a thermally bonded, cotton panel made from high quality recycled fibers. Thermal bonding makes Echo Absorber™ products tear and impact resistant. Echo Absorber™ is resistant to fungi and mold/mildew.

Easy to Install and Handle — Echo Absorber™ is light weight and can be attached to a variety of surfaces. These panels contain no fiberglass and do not itch or cause skin irritation. Echo Absorber™ is attached to substrates with construction grade adhesives. For cutting or trimming, use a sharp utility knife. Echo Absorber™ is also available as a ceiling hung Baffle. See Echo Absorber™ Hanging Baffle.

Flexible — Echo Absorber™ is a flexible acoustic panel that can be installed on curved walls or wrapped around objects such as columns and posts.

Excellent Flammability Rating — Echo Absorber™ has a Class A™ flammability rating. This product passes most building code flammability requirements for exposed materials.

Made in the USA Made of 80% Recycled Materials


Great for:

  • Auditoriums
  • Band Practice Rooms
  • Broadcast Studios
  • Call centers
  • Compressor Enclosures
  • Computer and Server Rooms
  • Entertainment Facilities
  • Equipment Enclosures
  • Gun Ranges
  • Gymnasiums
  • Industrial Facilities
  • Machine Enclosures
  • Manufacturing facilities
  • Offices
  • Office Equipment Rooms
  • Utility Rooms
  • Warehouses

Acoustic Data

frequency 125 250 500 1K 2K 4K NRC*
1 inch .07 .30 .86 1.10 1.05 1.03 0.85

* NRC = noise reduction coefficient

Installation Details

Tools Needed: Caulk Gun, Tape measure, Level, Pencil

Materials Needed: PL® Construction Adhesive

Installation PDF

Echo Absorber™ Acoustic Panel Install

This Echo Absorber stuff is cool. I put directly onto my black ceiling and you couldn’t even tell it was up there. Sound is a lot better too.

"The times I talked with you on the telephone and corresponded through email you have been very helpful and efficient. I would highly recommend Soundproofcow.com to anyone!" S. CIMINO, LA