Glasswool blanket is a specifically designed glass mineral wool for fire safety, thermal and acoustical insulation for appliances such as major appliances such as ranges, ovens, water heaters, washers, dryers, dishwashers and refrigerators delivering high energy efficiency level. PGF Insulation has developed specialised insulation products for household appliances designed to help manufacturers achieve the highest energy ratings coupled with safety in operation. Offering exceptional thermal performance and fire safety.