... of make cold room in china. 3,retain freshness Panels information -18C100mm/ 150mm PU-25C/ -35C150mm/200mm ... , sliding door.. Monoblock refrigeration unit Use 100%polyurethane insulation panel, density about 44~46kg/m3, with gasket, ... . Freezing, quick-freezing. Air-conditioning are all available..-- insulation panel: Polyurethane (density is up to 40~46kg/m3 ... ! ANY HELP, CONTACT US! cold room panels