... .476mm, 0.526mm.5. Door types: Sliding, swing 6. Functions: fresh-keeping, freezing, quick-freezing, fire-proof, explosion-proof, air-conditioning ... , Polyol Secondary Refrigerant8.-5 °C ~ + 5 °C: Pre-Cooling, Keep Fresh,-10 °C ~ -20 °C: Freezer Storage-25 °C ~ -30 °C ... Compendents: Danfoss, Alco, Castol, cold storage room/cold room for meat/seafood /Polyurethane cold storage/stailess steel cold room