

The expandable modular house is becoming an important addition to the construction industry as the demand for rapid house building and temporary housing grows. It combines a folding structure with a modular design, offering the advantages of easy transportation, fast erection and adaptability to multiple scenarios. It is suitable for temporary or semi-permanent housing needs, such as construction site barracks, post-disaster resettlement, and tourist camps.
Expandable Modular Homes Parameters
20FT Basic Characteristics | External dimension (mm) | W6320*L5900*H2480(Side 2270) |
Internal dimension (mm) | W6160*L5560*H2240(Side 2150) | |
Folded state (mm) | W2200*L5900*H2480 | |
Total mass (kg) | 2500 | |
30FT Basic Characteristics | External dimension (mm) | W6360*L9000*H2480(Side 2180) |
Internal dimension (mm) | W6200*L8660*H2240(Side 2060) | |
Folded state (mm) | W2200*L9000*H2480 | |
Total mass (kg) | 3750 | |
40FT Basic Characteristics | External dimension (mm) | W6240*L11800*H2480(Side2180) |
Internal dimension (mm) | W6080*L11540*H2200(Side2060) | |
Folded state (mm) | W2200*L11800*H2480 | |
Total mass (kg) | 4400 | |
Smaller Fold Size | External dimension (mm) | W4820*L5900*H2480(Side2270) |
Internal dimension (mm) | W4660*L5560*H2240(Side2150) | |
Folded state (mm) | W700*L5900*H2480 | |
Total mass (kg) | 1850 |


Structural Features and Utilization Advantages
Compared with traditional houses or ordinary container houses, the biggest feature of expandable modular house is “expandable”. It can be expanded to form a complete living space, including bedroom, living area, bathroom, etc., and retains good heat insulation, sound insulation and wind resistance. foldable modular homes for sale Although the form is similar, YG products have more advantages in structural reinforcement and module pre-installation, which improves the installation efficiency and service life. For customers seeking flexible layouts, such as campground operators or outdoor builders, portable expandable homes are more practical.
Installation and Maintenance Precautions
During the installation process, make sure the ground is level and well-drained to avoid the accumulation of water affecting the stability of the structure. During the expansion process, the side panels should be pulled out slowly to ensure that there is no abnormality in the hydraulic struts. Before connecting the water and electricity, make sure that the professional electrician completes the debugging, in order to protect the safety of electricity. In the process of use should regularly check the sealing of doors and windows and circuit safety, it is recommended to carry out comprehensive maintenance every six months, especially in the more frequent rain and snow climate areas.


Foldable Modular Homes for Sale in YG
As a professional modular building manufacturer, YG not only provides expandable modular house with reliable quality, but also can customize the size, layout and interior according to customers’ needs. We have completed more than a hundred sets of portable expandable homes projects in many countries and regions, which have been well received.
YG also produces the following products: the 20ft expandable container house, 40ft expandable container house, etc. Welcome to consult YG for personalized customized solutions and real-time quotes. WhatsApp/WeChat/Phone/Skype】+86 13837115193.