Model-20ft Prefab House Buildgram New Material - Durable, Eco-Friendly & Customizable

Short Description:

Buildgram Model-20ft expandable prefab house (36㎡) offers fast installation, durable steel frame, and full customization. Ideal for living, office, camp, and emergency use. Global delivery, OEM/ODM av...

Product model: Model-20FT
Regular Specification: 36 square meters
Unit of Measurement: Unit
customizing: Yes, external wall color/pattern/material/layout are optional

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Product Detail

Buildgram 20ft Expandable Prefab House (36㎡)

Shanghai Factory Direct | 2026 New Material | Global Shipping

The Buildgram Model-20ft Expandable Prefab House is a modular container home designed for rapid deployment. Crafted from 100% new materials, it expands from a standard 20ft container into a spacious 36㎡ living or working space. Ideal for residential, commercial, and emergency use worldwide.

Technical Parameters

Model

Model-20ft Expandable

Total Area

36㎡ (387 sq ft)

Expanded Size

L5900 × W6300 × H2480mm

Folded Size

L5900 × W2200 × H2480mm

Frame Material

Hot-dip Galvanized Steel (Q235)

Insulation

50mm~75mm EPS/rockwool/glass wool(optional)

Wind Resistance

Grade 12 (110km/h)

Lead Time

15–20 Working Days

Core Features

⚡ Rapid Expansion

Fast Installation: Expands from container size to full layout in 30 minutes. 90% factory-prefabricated.
Double-Wing Design: Transforms into a comfortable layout with living, kitchen, and bathroom areas.

🛡️ Heavy-Duty Durability

Galvanized Steel Frame: Anti-corrosion structure with a 10-year warranty. Resists Grade 12 winds.
Fireproof Panels: Class A fireproof rock wool sandwich panels ensure maximum safety.

🌍 Eco-Friendly

90% Prefabricated: Minimal on-site waste. Can be relocated and reinstalled over 10 times.
Energy Saving: 50mm~75mm insulation maintains comfort in extreme climates (-40°C to 50°C).

Application Scenarios

🏠 Residential (Tiny homes, Offices) 🏪 Commercial (Pop-up shops, Cafes) 🚑 Emergency (Relief shelters, Clinics) 🏭 Industrial (Worker dormitories, Mining camps)

Frequently Asked Questions

Q1: How long does installation take?

A: On-site expansion takes approximately 30 minutes with 6-8 workers. The unit is ready for full occupancy within 1 day.

Q2: Is a building permit required?

A: Permit requirements vary by location. We provide technical drawings and certification documents to assist with local approval processes worldwide.

Q3: What is the warranty?

A: We offer a 10-year warranty on the steel frame structure and a 1-year warranty on electrical and plumbing accessories. Lifetime technical support is included.

Q4: Can it be relocated?

A: Yes. The unit can be folded, transported, and reinstalled multiple times (≥10 uses) without structural damage.

Q5: Is it suitable for cold climates?

A: Yes. With 50mm~75mm EPS/Rock wool insulation and thermal-break windows, it performs well in temperatures from -40°C to 50°C.

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