Acoustics Hellas Harilaou Trikoupi & Diagora , Spata , Attica 19004 Greece About Solutions products services software Home breadcrumb Companies Acoustics Hellas Products Acoustic Panels and Walls Acoustic Panels and Walls 0 Share Share with Facebook Share with Tweeter Share with LinkedIn Sound reduction 30 - 49 dB Rw. Sound absorption class A (perforated steel on one side). Fire class up to IE120. Finished surfaces painted, low flame spread Pvc-foil or stainless steel in different patterns. Very high structural strength. Most popular related searches sound absorption acoustic panel Customer reviews No reviews were found for Acoustic Panels and Walls. Be the first to review! Add your review Publish your review Great! review successfully added!