Product Description
PyroBlock Particleboard Plus
PyroBlock Particleboard Plus Panel Source International (PSI) offers PyroBlock Particleboard Plus, a Class 1 Fire Retardant panel manufactured from an annually renewable fiber (wheat straw), and a formaldehyde-free polyurethane resin. The product has been tested to conform to ASTM E-84(01) and has a Class A flame spread rating. The product is now in commercial production and is available in a wide variety of panel sizes and thicknesses.