Panel Material:Metal Type:EPS Sandwich Panels Advantage:Sound Insulation Length:Generally Usage:Construction Insulation Color:Blue,White,Red,Accept custom. Product name:Soundproof foam board Foam board thickness:50mm, 75mm, 100mm Weight:6kg-16kg m2 Fire rating:B Components:Colored steel plate and EPS insulation EPS density:6kg cubic meter-20kg cubic meter