COLDROOM HINGE DOORS AND SLIDING DOORS (Insulated doors for Coldroom construction)Insulated doors. PU/Polyurethane Foam, EPS (Expanded Polystyrene), PIR (Poly Isocyanurate) are the Core insulation material options. Outer skin Generally PPGI / Powder coated GI. Aluminum and SS options are also available. SLIDING Type and HINGE Type doors are offered in various thicknesses and sizes depending upon the sandwich panels’ thickness, project spec. and the temperature to be maintained in the cold room (keeping in view the ambient temp.). Core material PU, PIR, EPS, rockwool density and thickness depending upon the temp. to be maintained in the room. SS, PPGI or Aluminum as skin material of the doors. Sizes of the cold room doors : 1. 900mm x 1800mm 2. 900mm x 2000mm 3. 1000mm x 2000mm 4. 1000mm x 2100mm 5. 1200mm x 2100mm 6. 1200mm x 2400mm  Suitable Insulation material with required density. Air tightness for efficiency.  Thickness of the skin material depending upon the thickness and core insulation material of the shutter. Good quality Hinges for easy operation. Door safety device for emergency opening. Vision panel as optional.