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  1. Performance Acoustical Smooth Board/Knauf Insulation North America/2026-05-01

    Open the PDF · HPD 44877

    Expiration Date: 2029-04-29

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    Performance+® Acoustical Smooth Board is a 6.0 PCF thermal and acoustical insulation product made from inorganic glass fibers preformed into boards with ECOSE® Technology. The board is smooth on one side with precision cut tolerances.