Temperature Zone Classification of Insulated PU Panel Freezer Warehouse - Knowledge
1. Chilled storage (0°C ~ +10°C): 100–150mm panel thickness, for fruits, vegetables, dairy...

2. Frozen storage (-10°C ~ -30°C): 150–200mm panel thickness, for meat, seafood, frozen food
3. Deep freeze (below -30°C): 200mm+ double-layer insulation, for pharmaceutical and special materials