1.Polyurethane insulation sandwich panel 2.Cold storage room 2. PU panel room 3. CE 4. ... 200mm.3. Material of panels surface: Color plate, Stainless Steel, etc.4.Surface of panels thickness: 0.326mm, ... Fresh,-10 °C ~ -20 °C: Freezer Storage-25 °C ~ -30 °C: Low Temperature Storage, Quick-Freeze-35 °C ~ -40 °C ... Junction Box10.Brand Compendents: Danfoss, Alco, Castol, stailess steel cold storage room