Data Sheet Data Sheet for AlphaPyramid® Acoustic Foam
CAD Drawings CAD Drawings for AlphaPyramid® Acoustic 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)

AlphaPyramid® Foam

(2 customer reviews)


Size: 2' x 2'
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Our cost-effective, high-performing AlphaPyramid® Foam sheets reduce echo and reverberation to improve speech intelligibility. The sound absorbing capabilities of these products improve the overall acoustics in a room by reducing reverberation. This Class 1 fire-rated acoustic foam has a unique surface pattern that is matching and seamless when installed. With an NRC 0.75 – 1.00, AlphaPyramid® acoustical foam is a powerful sound absorber that dramatically reduces echo, reverberation and standing waves in all types of facilities.

AlphaPyramid® Acoustic Foam gives you one uniform look to a treated wall and is ideal for any application where sound absorption and aesthetics are both considerations. AlphaPyramid® is available in grey and white colors, in sheet sizes of 2’x 2′ and is available in 2″, 3″ or 4″ thickness. AlphaPyramid® Foam is ideal for recording studios as well as home recording studios.


  • Broadcast and Recording Studios
  • Offices and Conference Rooms
  • Distance Learning
  • Worship Facilities
  • Commercial Facilities
  • Home Theaters


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

Technical Information for AlphaPyramid® Acoustical Foam:

  • Size: 2′ x 2′
  • Thickness: 2″, 3″, 4″
  • Material: Open-cell melamine-based foam
  • Pattern: Pyramid
  • Intended Use: Interior, sound absorption
  • Finish: Grey, White
  • Density: 0.7 lbs./cu. ft.
  • Fire Rating: Class 1 or A per ASTM E84
  • NRC: (2″) 0.75, (3″) 0.90, (4″) 1.00
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 AlphaPyramid® Foam,
call us at 800.782.5742 or contact our sales department.

Customer Reviews

2 reviews for AlphaPyramid® Foam

  1. Verified Customer

    Works for our need which is to dampen reflected sound in lobby and hallways. Warms things up, so to speak.

  2. Verified Customer

    Works for our need which is to dampen reflected sound in lobby and hallways. Warms things up, so to speak.