Description Formaldehyde-free glass wool blanket is the use of special environmental protection adhesive inorganic glass fiber bonding together,Website:://.unitedglasswool.com, through heating pressure made of a soft blanket product. Formaldehyde-free glass wool board with semi-rigid. It uses a special binder will inorganic glass fiber bonding together, can be used in all kinds of characteristics of building wall.AVAILABLE FORMS Un-faced or Plain