The amount of noise walls 10-60 dB noise reduction 230 yuan / square `soundproof walls 10-60 dB noise reduction amount of 230 yuan / square feet or more soundproof wall (acoustic) refers to mitigate the impact of traffic noise on nearby residents and set up in rail and road side next to the wall structure. Soundproof walls also called sound barrier. How much is a square meter sound barrier sound barrier how much money one square | Rosenthal wire mesh (certified) | sound barrier by Rosenthal Anping wire mesh factory. Anping screen factory Rosenthal (www.apsentai.com) Hebei Hengshui, Fence, bar, network leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs . Rosenthal screen in leadership with the staff warmly welcome all inquiries negotiations to create a better future Rosenthal screen.