Nanjing County detention center building materials absorbing noise barrier wall collision soft bag features a soft packing material: soft bag with sound-absorbing crash crash, noise, silence, noise, fire-retardant, insulation, thermal insulation and so on, even a solid material, not only flexible, toughness, abrasion resistance, impact resistance, easy to cut, crash rate of 99% of its resonance with the cavity formed sheet excellent acoustic effect, is an efficient wideband prison crash absorbing soft pack. Anti-wall soundproof soft packing material Color: reference such as white, light camel, dark blue, navy, sky blue, telecommunications blue fabrics are more than 40 kinds of colors. Common specifications are: 1200 * 600 * 25 (50) mm 600 * 600 * 25 (50) mm in accordance with specific and customized interior. Soft pack installation method is simple: use wallpaper knife or utility knife cut into the desired shape, used as wall panels, wall or ceiling and other acoustic noise when the keel structure, built as a direct filling material; it can not protect the surface directly attached to the walls and ceilings made of bull or soft pack. Contact: Miss Yang 18520386618 QQ: 651318885 (available free samples and installation method)