Data Sheet PolySorpt® Acoustic Panels Data Sheet
Installation Guide (Surface Mount) PolySorpt® Acoustic Panels Installation Guide (Surface Mount)
  1. Are the Polysorpt® Acoustic Panels mold and mildew resistant?
  2. Yes, the PolySorpt® Acoustic Panels are mold and mildew resistant. Charcoal color may be utilized for outdoor applications where UV resistance is desired.

  3. Is this material fire-retardant?
  4. Yes, the PolySorpt® indoor/outdoor panels are fire retardant. They are Class-A fire rated.

  5. Can the PolySorpt®Acoustic Panels be painted without diminishing its sound reduction properties?
  6. It is best not to apply paint to the product. This will decrease the effectiveness of the material.

PolySorpt® Acoustic Panels

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Our PolySorpt® Acoustic Panels are fiber free sound absorbing panels for use in a range of applications to reduce ambient noise and excessive reverberation. They can be glued directly to any wall or ceiling using a water-based construction adhesive. These acoustical panels are offered in a standard flat surface pattern or a more decorative designer style, giving you multiple aesthetic options for your sound treatment. PolySorpt® is an excellent choice when a lightweight, cleanable and water resistant panel is desired.


  • Lightweight
  • Impact Resistant
  • Moisture, bacteria & fungi resistant
  • Tackable surface
  • Cleanable

Technical Information for Polysorpt® Acoustic Panels:

  • Material: Porous Expanded Polypropylene (PEPP)
  • Size: 2′ x 2′, 2′ x 4′
  • Thickness: 1″ (NRC: 0.45), 2″ (NRC: 0.70)
  • Color: Charcoal, White
  • Pattern: Flat, Designer
  • Intended use: Sound absorption for interior spaces. Charcoal color may be utilized for outdoor applications where UV resistance is desired.
  • Fire Rating: Class 1 or A Per ASTM E84
Sound Absorption (Hz) Type A Mount
Sound Transmission Loss (Hz)

Installation Method:

Adhesive or Mechanical fasteners.

Note to all Installers: Polysorpt® is a thermal molded product and although tough to see, one side of the panel will have injection and mold release marks. These are circular marks that range in size and indent depth and denote the back side of the panel. Install these panels marks facing the wall or ceiling for the best possible aesthetic outcome.

Painting: PEPP may be painted with a very light coat of spray applied latex or fire-retardant paint without significantly altering acoustic performance.

Cleaning and Maintenance:

Accumulation of dust and dirt are best removed with a soft brush attachment on a vacuum cleaner. Use vacuum attachments with a least 1″ soft brushes to avoid damage to panel. Water & cleaning solutions may be used on panel.

For more information on our PolySorpt® Acoustic Panels,
call us at 800.782.5742 or contact our sales department.

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