Double-wing folding houses are a distinctive type of expandable modular building. The central structure carries the main frame and service areas, while two side wings fold inward for transport and open outward at the destination. This arrangement gives project teams a clear way to coordinate delivery, lifting and interior planning.
What is a double-wing folding house?
A double-wing folding house is a factory-prepared building with a central module and two hinged or folding side sections. In its transport position, the unit is compact. After it is placed on a prepared foundation, the wings are unfolded, secured and sealed to form a wider usable interior.
Depending on the selected configuration, factory work can include a steel frame, insulated sandwich panels, windows, doors, PVC or SPC flooring, kitchen fittings, a dry-wet separated bathroom, electrical routes and interior finishes. The layout can be developed around the intended use and local site conditions.
From factory to site
1. Confirm the layout
Define the number of occupants, room functions, window positions, kitchen and bathroom locations, furniture zones and any terrace or entrance requirements. A clear layout helps the factory coordinate the folding sections and service routes.
2. Prepare the foundation and access
The destination should have level support points, a suitable drainage plan, utility connection locations and enough space for delivery and lifting. Check the route for turning areas, overhead clearance and the position where the unit will be opened.
3. Place and open the wings
Once the folded unit is positioned, the installation team follows the model-specific sequence to unfold both wings, align the floor and roof sections, secure the connections and complete weather seals. The final steps should follow the supplier's installation drawings.
4. Connect and inspect
Water, electricity, lighting, drainage, stairs and interior accessories are connected after the structure is aligned. A final inspection can review seals, doors, windows, bathroom fittings, kitchen units and the operation of every folding component.
Planning the interior
- Central service zone: the core can organize the bathroom, kitchen, storage and main circulation.
- Open living area: the two wings can create a wider room for sleeping, dining, relaxing or working.
- Separated rooms: partitions and furniture can divide bedrooms, offices, meeting areas or guest functions.
- Indoor-outdoor connection: doors, glazing and a planned entrance can link the expanded room to a terrace or shared courtyard.
- Multiple-unit layouts: several double-wing units can be arranged side by side, around a courtyard or as a small accommodation cluster.
Materials and comfort details
The envelope should be selected for the local climate and daily use. Insulated sandwich panels help organize the wall and roof specification, while PVC and SPC floors offer different finish options. Ventilation, shading, wet-area separation, lighting and furniture placement should be reviewed before production.
Applications for double-wing designs
Double-wing folding houses can be planned for tourism cabins, resort rooms, family accommodation, staff housing, project offices, construction camps, classrooms, reception spaces and emergency or relief programs. Their expandable form also works well for phased sites where additional units may be added later.
Information to prepare before production
Send the supplier the destination, local climate, quantity, preferred room arrangement, utility standards, foundation concept, delivery access, lifting plan and target installation date. Reference drawings and photographs can clarify the facade, interior style, entrance orientation and relationship between multiple units.
Aokai expandable housing
Aokai manufactures expandable container houses for temporary accommodation, tourism, ecological development and permanent living. The catalogue includes compact 20FT models, a 56 m² 30FT upgrade, a 73 m² premium villa, a double-storey villa and connected modular systems. Share your intended use and site information to discuss a suitable expandable configuration.