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Excellent absorber particularly in the mid-to-high frequency noise ranges. Good structural integrity and requires little mechanical support. Easy to cut and fasten to almost any surface with a water-based adhesive (also available). Convoluted foam features smooth round cone-shaped peaks and valleys which redirect sound waves into the foam where the sound is converted to kinetic energy and absorbed. Convoluted foam gives you 4 times more absorptive surface than flat foams. Standard flat and Aluminized flat foams are sold in rolls, convoluted foam is sold in 4 sheets per box.
Convoluted Foam is sold in 4 sheets per box 54" x 27" - 1" to 3" thick. 1 box covers 40 square feet. Learn More