... 2000 ISO14001:2004 pu sandwich panelFeatures:1. Heat and sound insulation. Temperature suitable for PU ranges from -200 centigrade to 150 ... Application:Steel house, suburban housing, villa, kindergarten, model house for apartment, commercial building, remodeling of old structures, warehouse, steel ... HDP, SMP, PERecommended PlatingHot-dip galvanized, Al-Zn coated thermal insulation pu sandwich panel