Leading Manufacturer Stackable Flat Roof Modular Expandable Flat Pack Container Homes 20ft

Looking for affordable modular housing that blends smart design, efficient space use, and fast deployment? This 20ft flat-pack expandable container home from Sunfine offers a stylish, stackable, and highly customizable solution — perfect for both residential and rental use.

Product Overview

This small modular home unfolds on-site in minutes to create a 36㎡ living space. Designed with a flat roof and reinforced frame, it can be safely stacked up to two levels, enabling two-story modular homes without extra foundation work.

Ideal for:

• 2 bedroom modular homes (stackable or side-by-side)
• Modular homes for rent in Airbnb or workforce housing
• Modular home extensions to existing properties
• Single-level or one story modular homes with optional second story add-on

Key Specifications

• Folded Size: 5900 × 2200 × 2480 mm
• Expanded Size: 5900 × 6320 × 2480 mm
• Internal Area: Approx. 36㎡
• Weight: 3.5–4.5 tons

Construction & Finishes

• Frame: Galvanized steel (Q235)
• Walls & Roof: EPS/PU/Rockwool sandwich panels (up to 100mm)
• Floor: Cement board + PVC flooring or optional bamboo plywood
• Roof Style: Modern flat roof, stackable, easy drainage
• Windows/Doors: Double-glazed aluminum or PVC

Full Customization Options

Sunfine offers a wide range of customization options to make each modular unit meet your specific needs:

• Exterior Design: Choose from a range of cladding materials, colors, and roof finishes
• Interior Layout: Modify room partitions for bedrooms, kitchens, offices, or bathrooms
• Fixtures & Finishes: Customize flooring, wall panels, lighting, and built-in furniture
• Utility Systems: Tailor electrical layouts, HVAC systems, plumbing arrangements
• Stacking & Connection: Combine units horizontally or vertically (2-story) for larger configurations

We work closely with clients to create tailor-made solutions — from 2 bedroom starter homes to five bedroom modular homes with a luxury touch.

Systems Included

• Electrical system: Sockets, switches, lights, compliant with CE/AS/NZS
• Optional plumbing: For bathroom, kitchen, or laundry use
• Insulation: For hot/cold climate energy efficiency

Modular Layout Options

Available configurations:

• 2 bedroom modular home
• 3 bedroom modular home (with two units connected)
• 4 bedroom modular homes or even five bedroom modular homes (with stacked/side-by-side layout)
• Mid century modern modular homes aesthetic with clean lines & large windows

Pricing & Value

Looking for modular homes with prices clearly outlined? Sunfine offers:

• Transparent modular home pricing by unit and configuration
• Factory-direct pricing from China
• Lower overall modular homes cost compared to traditional builds

Request a Quote

Whether you need a 2 bedroom modular home, modular homes for rent, or a stackable modular house extension, this 20ft expandable flat-pack container home is a smart choice. Contact us for floor plans, pricing, and custom design support.