Fiberglass Acoustical Ceiling Board ta amfani da ulu mai girman gilashi mai girma a matsayin kayan tushe, an rufe farfajiyar da fenti mai watsa sauti, kuma raƙuman sauti da kyar suke samar da raƙuman ruwa akan saman sa, wanda zai iya sarrafawa da daidaita lokacin sakewa na cikin gida, rage amo na cikin gida, echo, etc. Gilashin fiber na ado a saman, ulun gilashi mai girma a ciki, babu ƙura, launi da siffar da za a iya gyarawa, mai sauƙi da sauri gini.An bada shawarar cewa an shigar da bangarori zuwa ga bango biyu na gaba don sarrafa amsawar murya. na kewaye, da bangarori da ake amfani da ko'ina a hotel, taro dakunan, dakunan taro, music dakunan, dakunan karatu, da dai sauransu, inda akwai musamman bukatar ga sauti sha.