Cold storage doors or Freezer doors are required for maintaining negative temperature. These doors have 3 layer bubble puff insulated panel with aluminum foil cover which can withstand up to -30° C. SPECIFICATION Opening time: 2.4 m/s Closing time: 1.2 m/s Heat Resistance: 2.41 W/m²K FEATURES Energy Control Frost Control Temperature Control Condensation Control Operational Reliability User Safety Insulated Door Curtain Automation Reinsertion Superior Seal Soft Bottom Edge Designed for minimum maintenance APPLICATION Any Cold storage premises up to