Data Sheet Data Sheet for AlphaMax® Anechoic Wedge Foam
CAD Drawings CAD Drawings for AlphaMax® Anechoic Wedge Foam
Installation Guide Installation Guide for Acoustic Foam Panels
Cleaning Guide Acoustic Foam Cleaning Guide

RT 60 Calculator

  • Enter your room dimensions (LxWxH in ft.) and select your product options to calculate the material required to reduce the reverberation time to your desired value.
    • 0.5 Seconds: Critical Listening Environments (Production & Broadcast Studios)
    • 1 Second: Speech Comprehension & Music Clarity (Classrooms, Conference Rooms, Music Rehearsal, Restaurants, Home Theaters)
    • 1.5 Seconds: General Speech & Music Intelligibility (Multipurpose Rooms, Houses of Worship, Small Auditoriums and Theaters)
    • 2 Seconds: Satisfactory Reverberation (Gymnasiums, Aquatic Centers, Large Auditoriums and Theaters, Exhibit Halls)

AlphaMax® Anechoic Wedge Foam

(1 customer review)


Size: 1' x 1'
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AlphaMax® Anechoic Wedge Foam is ideal for especially demanding testing rooms, research facilities and anechoic chambers. AlphaMax® Foam can dramatically improve the accuracy of sound measurements by eliminating bounce-back sounds such as echo, feedback and resonance. The deep wedge pattern offers maximum absorption and increased mid to low frequency response. 

AlphaMax® Acoustical Foam is comprised of melamine Class 1 fire-rated foam, and is available in 2 colors (Grey and White) and in 6″ or 8″ wedge heights.

AlphaMax® anechoic wedges may be manufactured in custom sizes to specification for testing chambers. Please contact us with your project requirements.


  • Testing Facilities
  • Anechoic Chambers
  • Broadcast and Recording Studios


  • Reduces echo and reverberation
  • Improves speech intelligibility
  • Low frequency absorption
  • Exceptional acoustical performance
  • Mold-resistant, fire-retardant

Technical Information for AlphaMax® Foam:

  • Size: 1′ x 1′
  • Thickness: 6″, 8″
  • Material: Open-cell melamine-based foam
  • Intended Use: Interior, sound absorption
  • Finish: Grey, White
  • Density: 0.7 lbs./cu. ft.
  • Fire Rating: Class 1 or A per ASTM E84
  • NRC: (6″) 1.26, (8″) 1.33
Sound Absorption (Hz) per ASTM C423-90a

Installation Method:

  • These panels can easily be mounted to any wall or ceiling surface with water-based construction adhesive.
  • Installation is best done at the end of the construction project.
  • Use clean gloves to prevent soiling material.
  • Melamine foam is fragile and should be handled with care.
  • Maintain uniform temperature of minimum 60° F and maximum humidity of 40% prior to, during and after installation.
  • Do not install material of unacceptable quality.

For more information on our AlphaMax® Anechoic Wedge Foam,
call us at 800.782.5742 or contact our sales department.

Customer Reviews

1 review for AlphaMax® Anechoic Wedge Foam

  1. Verified Customer

    Not used for sound proofing – decor. But seemed very good!