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AlphaSorb® FR701 Acoustic Panel

Promotion: Special savings through 03/31/2023. Use coupon code FWP15 at checkout.
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Request Swatches

Stocked Colors: Black, Bleu Papier, Bone, Burgundy, Flannel, Grey Mix, Medium Grey, Opal, Silver Neutral, Silver Papier, Steel Grey, Wedgewood, Wheat

SKU: PN701

Return Policy: This product is non-returnable

Typical Shipping Lead Time: 1 week lead time for stocked fabric colors; call 800-782-5742 for non-stocked fabric lead times and expedite options.

Product Description

Our AlphaSorb® FR701 Acoustic Panel answers your acoustical and aesthetic needs with its strong sound-absorbing performance, durability, and elegant appearance. These panels are used for sound reduction and reverberation control. Available in a wide variety of sizes, thickness,es and colors. AlphaSorb® Wall Panels allow you to create an effective sound control treatment that is distinctly appropriate for your environment.

These fabric wrapped sound panels are available through our website in standard sizes up to 4′ x 10′ in 1″ or 2″ thicknesses. For custom sizes, please call our sales team at 1-800-782-5742. Standard color options are the entire Guilford fabric FR701 Style 2100 series line. Designer-selected fabric wrapped sound panels are available upon request. The AlphaSorb® FR701 Acoustic Panel is Class 1 fire-rated and offers various edge details as well as installation options.


  • All of our AlphaSorb® FR701 acoustic panels are made to order and require some time to manufacture.
  • If you need a quick solution, you might be interested in our AlphaSorb® Quick Ship Acoustic Panel and our AlphaSorb® Quick Ship Acoustic Ceiling Clouds. Our AlphaSorb® Quick Ship Panels and Clouds are available in nominal sizes, ten color choices, and can ship in 2-3 business days.
  • While we make every attempt to accurately display fabrics, colors may vary depending on your screen settings. Before ordering, you may request a fabric sample to ensure color and texture. Colors may vary between dye lots.
  • Stocked Fabric Colors: Black, Bleu Papier, Bone, Burgundy, Flannel, Grey Mix, Medium Grey, Opal, Silver Neutral, Silver Papier, Steel Grey, Wedgewood, Wheat, White — 1 week lead time


Houses of Worship, Teleconferencing and Videoconferencing Rooms, Broadcast and Recording Studios, Multi-Purpose Rooms, Home Theaters and Auditoriums.


  • Elegant aesthetic
  • Variety of sizes and colors
  • Reduce reverberation and echo
  • Improves speech intelligibility

Technical Information for AlphaSorb® Acoustic Panel

  • Sizes: up to 4′ x 10′ (call us for custom sizes)
  • Thickness: 1″ & 2″ (Standard) | 1/2″ up to 4″ available (custom priced)
  • Tolerance: +/- 1/8″
  • Intended Use: Sound absorbing wall panels for interior spaces to reduce echo and reverberation
  • Fire Rating:
    • Class 1 or A per ASTM E84
    • Canadian Compliance per CAN/ULC-S102-18
  • Density: 6-7 pound per cubic foot acoustical fiberglass substrate
  • Fabric Finish: Guilford of Maine FR701 Style 2100 (other fabrics available as specified)
  • Edge Detail: Options for Square, Bevel, or Mitered Edge; Radius Edge Available Upon Request, call us at (800) 782-5742 for more information
  • Edge Construction: Natural or Chemically Hardened (Hardened edges provide additional edge protection and a crisper edge appearance.)
  • Mounting options for walls: Impaling clips (Default), Mechanical Z-clips, Rotofast Snap On Direct Mount Anchors (drywall only)
  • NRC: 1″ (0.85) 2″ (1.10)
Sound Absorption (Hz)
Thickness 125 250 500 1000 2000 4000 NRC
1″ 0.14 0.27 0.80 1.11 1.14 1.14 0.85
2″ 0.40 0.74 1.24 1.25 1.22 1.14 1.10

prop 65 warning icon WARNING: This product can expose you to chemicals including formaldehyde and antimony trioxide, which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

For more information on our AlphaSorb® FR701 Acoustic Panel,
call us at 800.782.5742 or contact our sales department.

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