стекловолокна акустическая доска

The fiberglass acousticboardis made of good quality material of fiberglass, covering fireproof cloth facing . And they are not only beautiful , elegant but also sound absorbent ,fireproof and heat insulation . According to the requirements, the products can get different acoustic effect, adapting to many place such as hotel , broadcasting station, exhibition hall , cinema and so on . Product Performance: sound absorption coefficient ≥0.8 1000kz flame retardancy stage B1 thermal conductivity :≤0.003w/(m.k)