Description Non-formaldehyde glass wool board has rigidity and semi-rigidity. It is made by bonding inorganic glass fiber together with heat convertible resin,Website:://.unitedglasswool.com, which can be applied in all kinds of specially-made building siding, especially in the case that soft thermal insulation material could not be used.AVAILABLE FORMS Preservation for steel structure building HVAC system—thermal insulation of air pipe. Sound absorption. Deadening treatment of recreational places, cinemas, theaters, TV stations, broadcast stations and laboratoriesAdvantage Environment and friendly Lightweight