... is soft, fine, waterproof and fireproof with good rebound elasticity. Top grade glass wool 1) Picture: 2) Description Adapting the advanced centrifugal ... playgrounds, sports grounds and other buildings. 3)Product specification and type: ProductLength(mm)Width(Diameter)(mm)Thickness(mm)Density(kg/m3 ... ,16,20,24,32,40,48Batt1160-1200410-610100-20010-48 Top grade glass wool