PU Sandwich panel (Polyurethane sandwiched panel) is composed of 2 layers of weather-proof colored steel sheets and jetted the hard forms of polyurethane between 2 layers which feature fireproof materials. It is suitable for the various roofs and walls referring to the large-size factory buildings, storages, exhibition halls, gymnasiums, freezing stores, purifications workshops, etc, which features temp-keeping, heat insulation, weight-bearing, weatherproof with the rich colorfulness and good appearance

As a professional cold room panels manufacturer and supplier, Tetragon Technology provides all range of PIR, PUR and PU sandwich panels with advanced automatic production line. Double surface materials are available with colored steel, galvanized steel, stainless steel, embossed aluminum etc. With best materials and surface steel guarantee long life using and reliable quality. Cold room panels thickness is 50mm, 75mm, 100mm, 120mm, 150mm, 175mm, 200mm and 250mm for all temperature control cold room and cold storage. The cold storage panels features has convenient installation, best quality and performance