Envirocoustic™ Wood Wool - Backfill

Envirocoustic™ Wood Wool – Backfill Ceiling and Wall

Cementitious Wood-Fiber Backfill Acoustic Ceiling and Wall Panels
With a built-in Cellulose Fiber Acoustical Backer, Envirocoustic™ Wood Wool Composite panels provide higher Noise Reduction Coefficient (NRC) ratings by absorbing and deadening sound. The panels tame echo and reverberation are Class A fire-rated and pass the NFPA 286 fire test. With eco-friendliness, high-performance, and cost-effectiveness, Wood Wool Composite panels meet the needs of schools and civic centers, restaurants, and many other venues where sound management and safety are vital. Simple to produce by combining water, Portland Cement and wood fibers, Envirocoustic™ Wood Wool Backfill panels are available in many size, shape and color variations that can be customized to fit nearly any décor.

Installation is easy: Furring strips are not required and panels can be attached directly to the substrate material.

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  • Product Specs


    Schools and civic centers (gymnasiums, classrooms, auditoriums, music practice and band rooms), restaurants and bars, sports and entertainment venues, convention centers, houses of worship, shooting ranges, manufacturing and industrial facilities, parking garages, airports, and more.

    Material Composition

    Wood fiber, Portland cement, and water.

    Wood fiber is a natural material, color variations may occur

    Built-in concealed 1" CFAB™ acoustical backer.



    Thickness includes concealed 1" CFAB™ acoustical backer.


    Standard Sizes
    24" x 48"
    24" x 96"
    Custom Sizes
    Up to 24" x 96"

    Edge Detail



    Primed Clear
    Primed White

    Installation Method

    Direct attach

  • Finish Options
  • Acoustical Specs
    Envirocoustic™ Wood Wool – NRC Results
    Panel ThicknessDirect Attach
    (A Mount)
  • Material Performance

    Fire Performance

    Class A Fire Rated per ASTM E84
    Passes NFPA 286 Contribution to Room Fire Growth Test

    Light Reflectance

    Primed Clear - 50
    Primed White - 70


    Passes CDPH Standard Method V1.2-2017 (VOC Emissions)
    Passes ASTM D3273 test (100% clear of fungal growth)
    Passes Mold Resistance test based on Greenguard Microbial Growth Test (Highly resistant to mold growth)