... sandwich PU panelHigh quality2.Pu samdwist panel for cold room and freezeing room:3.thickness:50mm,75mm,100mm,120mm,150mm,200mm4. ... food,fruit,vegetable and so forth.Seafood cold room application:Food(meat,vegetable,fruit,dairy,drink),medicine,chemical,electronics,etc.functions: fresh ... .Seafood cold room door:1).Swing door and sliding door for choice.2).Swing door:manual opened,automatic,etc.3).Door ...