The double-wing expansion room mainly adopts the structure of double-wing outward expansion, which increases the available space in the interior and makes the external structure more beautiful. The main advantage of the double wing expansion room is that it can be quickly assembled and disassembled, easy to move and handle, and provide convenient living places for residents.
Technical parameters of 20-foot expansion box
（1）Basic information：
Expand size(mm)L*W*H:L5900*W6300*H2480
House type:One hall
Internal size(mm)L*W*H : L5640*W6140*H2240
Floor area:37m Total net weight:2500KG
Folded Size(mm)L*W*H : L5900*W2200*H2480
Loading Quantity:1 40HQ
Shipping container can hold 2 sets
（2）Frame structure：
Main beam：Galvanized square tube 80*100*2.5MM Q235
Stand column：Galvanized folding parts 150*210*2.0MM Q235
Assistant framework： Galvanized square tube 40*60*1.5MM Q235
Lifting components：galvanized 210*150*160*4MMQ235
Hinge： Galvanized thickened hinges gz3s
（3）floor
Middle floor: 18mm CONCRETE FLOOR
Floor on both sides: 18mm bamboo plywood
（4）Thermal insulation materials
Side wall： 75mm Sandwich panel,Color roll double-sided 0.35 (Sandwich materials include rock wool,EPS,optional）The standard sandwich material is12kg/m³EPS
Partition wall： 50mm Sandwich panel,Color steel plate substrate double-sided 0.35
Roof： 50mm Sandwich panel,Color steel plate substrate double-sided 0.35
（5）Electrical system
Incoming wiring6²,Air conditioning socket4²,Ordinary socket2.5² lighting1.5²(Can customize circuits that meet certification requirements according to the country)
Circuit breaker system;2P63A main switch*1,2P43A/2P32A/1P20 Shunt leakage protector one each.
lighting;Three proof LED ceiling light*6.
socket;Standard Chinese three hole socket(Can configure socket standards according to customer requirements)
（6）Door and window systems
Entrance door： Steel Security Doors( custom as broken bridge aluminum, titanium magnesium alloy,aluminum alloy doors)
Window： Plastic steel double glass casement window(Custom high-end Broken bridge aluminum window,aluminum alloy windows)
Customization Options
style:
Door:
window:
Customization process
Communication needs: drawings, communication and customization; No drawings, communication needs
Confirm the plan: confirm the drawing and confirm the details
Issue a quotation: confirm the delivery date and determine the mode of delivery
Cash on order
Packaging and delivery: preferred shipping, real-time tracking of logistics information
After-sales service: installation guide
