Dear Sir/Madam, Acoustic Panel Type:Polyester Acoustic Panels Key word:polyester fiber acoustic interior wall panelings Core Material:100% high quality polyester fiber Surface Finish:Plain/ Embossed/ Flocking/ Painted/, etc Standard Size:2440*1220mm/ 1200*1200mm/ 1200*600mm Standard Thickness:9mm/ 12mm/ 15mm/ 20mm/ 25mm Customized Fireproof Grade:GB8624 2012 B1 ECO Grade:E1 Installation:Spray glue/ Hot melt adhesive/ White glue/ Glass glue, etc. Certification:BV, CE, SGS, ISO9001-2008 Test report:Eco protection/ Sound absorption/ Fireproof test report Show More