... /(m.k)(25 centi degree)Dimensional stabilityMaximum 1.5%ColorGrey, white, blue, yellow, etc.Burning behaviorUp to B2 degree (Oxygen ... your requirement.Applications of XPS:Perimeter insulation, thermal insulation of flat roofs, floor insulation, exterior wall insulation, ceiling heat insulation, ... future business relationships and achieving mutual success. polystyrene insulation board(CE approved)