Arrowzoom Eggcrate Convoluted Series Acoustic Foam - Black x Yellow Bundle - KK1052 Acoustic Foam and none should be assumed

and none should be assumed

A standard curtain has one layer of fabric

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so there are no acoustic ratings to quote — what matters is what it cuts and how the edge comes out:

Arrowzoom Eggcrate Convoluted Series Acoustic Foam - Black x Yellow Bundle - KK1052 Acoustic Foam and none should be assumedArrowzoom Acoustic Eggcrate Panel Black x Yellow: Product Description & Complete Guide Arrowzoom Acoustic Eggcrate Panel can scatter noise energy to control harsh reflected reverberations through its open cell structure. Acoustic Eggcrate Panel is perfect for large rooms in reducing noise. How To Reduce Noise In Large Room? Unlike the Pyramid Tile, the eggcrate shape will reflect the sound less, and absorb more. The reflected sound will be directed in