Acoustic foam 1.china supplier 2. piano bars, motels acoustic foam 3.Acoustic foam underlayment 4.Certificate:9001:2000 "QinBa"Acoustic foam for piano bars, motels, hotels,underlayment1.Packaging , Delivery Packaging Detail:Each by PP bag with customer's LogoDelivery Detail:10-15days after order confirmed2.Detail information Nameacoustic foamDensity12-60kgs/m³Thickness25-50mm,as per buyer’s ...