... Temperature: 0°C~+60 °Cquality: highCold room door is made of polyurethane foaming materials.The metal on ... :Food, industrial, supermarket, warehousing, pharmaceutical, retail.door board:Using polyurethane foam with panel overall, exterior ... door,the wheel can separate door and doorframe.And when close the door , the wheel can press doorframe and terrace tightly. . Refrigeration freezing free door ...