Polyester Fiber Sound Board Sound Panel Wall Panel Acoustic Absorption for Office PolyesterAcousticPanels was established in 2011, located in Guangzhou, China. PolyesterAcousticPanels specializes in researching and manufacturing high performance standard PET Polyester Fibre Acoustic Panel and other acoustic products. The reputation of good AFTER SERVICE is our award from our friends overseas. Through our business expanding, we set up more stable and close relations with our friends. For Instance 1. Is it possible to get samples? Interested for black Polyester Felt 8-9mm (density 20 kg/m3) in size 2420*1220 (sample could be small). Or may be you have stock/showroom in Europe (baltic states, Poland)? Is it possible to get CE certificate to your felt? We have a project need to fix 6 no's of acoustic door with difference size. We very appriacieted your quatation. 2. We are one trade company at Guangzhou, one of our USA customer want to find the sound isolation material, I ...