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

  3. Is this material fire retardent?
  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.

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)

PolySorpt® Acoustic Ceiling Tile


Substrate: Porous Expanded Polypropylene
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Our PolySorpt® Acoustic Ceiling Tile is a non-fibrous sound absorbing panel that can be used in a wide variety of environments to reduce ambient noise levels and excessive reverberation. Great for use both indoors and outdoors (Charcoal Only), these sound absorbent ceiling tiles are light weight and easy to install. The ceiling tiles can be glued directly to any ceiling or fit into ceiling grid systems, and are offered in a standard flat surface pattern or a more decorative designer style, giving you 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 Ceiling Tile:

  • Material: Porous Expanded Polypropylene (PEPP)
  • Size: 23 3/4″ x 23 3/4″, 23 3/4″ x 47 3/4″
  • Thickness: 1″ (NRC: 0.55), 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 A Per ASTM E84
Sound Absorption (Hz) E400 Mount
Sound Transmission Loss (Hz)

Installation Method:

  • Drop into existing T-bar Grid
  • For direct mount use adhesive or mechanical fasteners.

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

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.

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

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