... supply a diverse range of fiberglass in different specifications. Fiberglass Wool matFeatures:1) Fiberglass Wool mat, made of centrifugal glass wool, is good material of sound ... , black fabric,kraft or PVC film.Fiberglass Wool boardsFeatures:1) Fiberglass Wool boards, made of centrifugal glass wool, is good material of sound-absorptionand heat ...