This double door (unequal leaf) with 6 panels is a very populari in China and even in the world now.
This fire door 's fire rated time is 180mins.
If you want to know more details, you can check below parameters.
|Size||Width not beyond 1200 mm|
|Height not beyond 2400mm|
|Door Leaf thickness: 45mm|
|Frame Depth: 5-3/4''|
|Opening||Right hand reverse|
|Material of leaf||Galvanized steel|
|Material of frame||Galvanized steel|
|Thickness of steel||The thickness of door frame is 16GA(1.4mm), but the door leaf is 18GA(1.1mm) or 20GA(0.9mm).|
|Fire rated time||180mins|
|core infilling material||Honeycomb or Polystyrene or Mineral Fireboard|
|Color||Any color according to customer's requirement|
|Accessories||Hinges||UL listed ball bearing hinge|
|Handle||Brushed finishing SS304|
|Rubber seal||Fireproof rubber seal|
|Door closer||UL listed closer|
|surface treatment||paint or powder coating|