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20-foot expansion box

Customize your quick home

Basic model

20-foot expansion box

Suitable for users who own their own furniture or require fully customized configurations; all furniture must be selected independently.

Comfort and entertainment upgrades

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Quotation contact information

Detailed configuration parameters

Structure

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Corner column
specifications: 210*150mm, galvanized cold-rolled steel, t=2.0mm, 80mm galvanized layer.
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Roof beams
Main beam specifications: 60mm*120mm*2.0mm galvanized square tubes; Secondary beam specifications: 80mm*80mm*1.8mm galvanized square tubes
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Ground beams
Main beam specifications: 60mm*120mm*2.0mm galvanized square tubes; Secondary beam specifications: 80mm*40mm*1.8mm galvanized square tubes
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Flipped bottom frame
Main beam specifications: 60mm*40mm*1.5mm galvanized square tubes; Secondary beam specifications: 40mm*40mm*1.5mm galvanized square tubes
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Flipped wall frame
main beam specifications: 60mm*40mm*1.5mm galvanized square tube
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Flip-top frame
main beam specifications: 40mm*40mm*1.5mm galvanized square tube
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Rotating wall frame
main beam specifications: 60mm*40mm*1.5mm galvanized square tube
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Powder coating
Powder electrostatic powder coating baking paint ≥ 80 μm

Roof

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Roof tiles
0.426mm thick aluminized zinc color steel plate, white-gray color
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Insulation cotton
50mm thick glass fiber wool felt, single-sided aluminum foil, bulk density ≥ 10kg/m3, combustible performance of A1 class
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Ceiling panel
193mm series ceiling, 0.4mm thick profiled aluminized zinc color steel plate, hidden nails, white and gray color

Ground

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Decorative surface
1.6mm thick PVC flooring with UV-resistant coating, light gray
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Substrate
High-density 18MM thick construction formwork, density ≥ 1.3g/cm, with 18mm bamboo plywood on both sides

electricity

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Voltage and wires
220V~250V total household power line 6.0 square meters, air conditioner line 4.0 square meters, socket wire 2.5 square meters, lighting switch wire 1.5 square meters
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Circuit breaker
High-break small circuit breaker
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Lighting and sockets
5 integrated flat fluorescent lamps, 4 five-hole sockets 10A, 1 three-hole air conditioner socket 16A, 2 single-pole switches 10A

Wall

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Thickness
Main and side partition panels, 50mm thick, 1150mm thick color steel EPS sandwich panel; The inner and outer panels use double-sided 0.326mm color steel plates, with a gray-white color on both sides
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Insulation
50mm EPS sandwich panel, bulk density ≥ 14kg/m3

Entered through the door

Window

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Specifications (mm) Material
Front Window: Width x Height = 1130mm * 970mm; Rear window: Width x Height = 1130mm * 970mm; Four sets of plastic-steel insulated tempered glass windows

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