Quick Assemble Expandable Granny Flat
Two options for Quick Assemble Expandable Granny Flat
20ft size: 5850mm*6360mm*2530mm(L*W*H)
40ft size: 11800mm*6245mm*2530mm(L*W*H)
2~4-bedroom designs optional
One day to finish the installation
For vocation house, granny flat
Product Introduction
Specifications of the Quick assemble expandable granny flat
Quick Assemble Expandable Granny Flat: The Perfect Solution for Your Extra Space Needs
Are you looking for a comfortable and affordable housing solution for your elderly loved ones? Or perhaps you have a growing family and need some extra space for your kids to play or study? Whatever your situation may be, Quick Assemble Expandable Granny Flat has got you covered!
Our expandable granny flat is designed to provide you with flexible and functional space to accommodate your changing needs. It is built with high-quality materials and boasts of sturdy construction that lasts for years to come. Plus, it is easy to assemble and can be installed in just a few days!
Here are some of the features that make our expandable granny flat stand out:
Flexibility – Our granny flat is made up of modular units that can be configured and expanded to fit your particular needs. You can add or subtract rooms, change the layout, or adjust the size of the living space, depending on your preferences.
Affordability – Our expandable granny flat is more affordable than traditional construction, as it requires less labor and materials. Plus, our patented assembly system makes installation quick and easy, saving you time and money on the construction process.
Comfort – Our granny flat is designed to provide maximum comfort and convenience to its occupants. It comes equipped with all the necessary amenities, such as kitchen, bathroom, living room, and bedroom, to ensure a cozy and relaxing living experience.
Durability – Our expandable granny flat is built to withstand the harsh Australian climate and can withstand extreme weather conditions. It is made of top-quality materials that are resistant to wear and tear, ensuring that your home stays in good condition for years to come.
Customization – Our granny flat can be customized to match your particular style and preferences. Choose from a variety of finishes, colors, and textures to create a personalized look that complements your home and surroundings.
In conclusion, Quick Assemble Expandable Granny Flat is the ideal solution for anyone looking to add some extra living space to their property. Whether you need a separate living space for your elderly loved ones, a home office, or a playroom for your kids, our granny flat provides a flexible and affordable option that can be customized to fit your individual needs. Contact us today to learn more about our expandable granny flat and how it can help you meet your extra space needs!
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Name |
Quick Assemble Expandable Granny Flat |
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20ft house size |
Expanded Size: 6360mm*5850mm*2530mm(L*W*H) |
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40ft house size |
Expanded Size: 11800mm*6245mm*2530mm(L*W*H) |
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Steel Frame |
Painted steel columns and T=2.5~3.0 mm roof & floor main beams |
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Color Choices |
White, Red, Black, Grey, Blue or any other RAL color |
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Wall and Roof panel |
50/75mm EPS or PU sandwich panel. 0.42mm Aluminum-zinc color steel sheet, PE finishing coat, Color: white, Aluminum-zinc thickness≥40g/m2 |
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Floor-Plumbing pre-installed |
Frame structure plus MGO or fiber cement board plus PVC floor |
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Window |
Double glazed PVC window or aluminum alloy window Window screen is optional |
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Door |
Aluminum alloy glass door, timber door, WPC door, steel door etc. |
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Bathroom |
Shower, Toilet, Wash Basin, Towel Rack, Mirror, Paper box |
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Kitchen |
cupboard “I” or “L” shape with washing basin, with white Quartz stone countertop |
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Electric system---embedded |
Switch, socket, lamp, light, waterproof socked, distribution box etc. (Australia standard, American standard, French standard, Chinese standard, European standard etc.) |
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Max. Wind load |
110 km/h |
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Earthquake |
8 grades |

How To Proceed Your House Project With CBC
We are providing one-stop customized solution service for all projects:
Contact us
Contact us by Phone/Email/LinkedIn/WeChat
Drawing and Quotation
Tell us what you want, our sales man and designer will give you the best proposal for your container house project.
Finalize contract
Finalize details for price, payment, shipment time, and sign the contract.
Producing
Start production upon receipt of down payment, the sales follows up the producing progress.
Inspection
QC team will make routine inspection in each process, and provide inspection report.
Packing&Shipment
Packing all the parts onto the steel rack , load into the shipping container ; contact shipping forwarder and ship to the final port as customer directed.
Install
CBC provide complete installation drawing, or CBC send engineer to the site to give the installation guidance. For the new type container house, ordinary people can assemble it like the furniture, no need heavy crane.
After-sale service
Anytime, any problem, our sales man and engineer will try our best to help your solve it.
Packing and loading of the Quick Assemble Expandable Granny Flat
We will fold the expandable container house into a SOC box, put other components such as flashing, windows, kitchen, bolts...inside the SOC box. so one SOC package is one unit of expandable house.
Two SOC packages of our standard 20ft expandable house can be loaded into one 40HQ for transportation, while only one SOC package of our standard 40ft can be loaded into one 40HQ.
Cause the high strength of the house structure, we can push the SOC package into the shipping container when loading, and can pull them out directly from the shipping container when down loading them onsite.

Applications of the Quick Assemble Expandable Granny Flat
1) For vocation house;
2) For tiny backyard house;
3) For mining site or construction site accommodation rooms;
4) For low-cost living homes;
5) For temporary home or temporary office;
6) For isolation room;
7) For classroom;
8) For refugee house;

Installation
Fast and easy assemble of the Quick Assemble Expandable Granny Flat.
Usually, it will take 1-2 days to finish the assemble by 3-5 workers.
And we will offer the construction drawing to guide the installation, will also support online. It is very easy and fast.
1. Foundation
2. Lay down the chassis;
3. Erect the wall panels;
4. Connect the electrical and plumbing;
5. Install the doors and windows;
6. Install the flashing, skirting;
7. Finished

Related Projects
| Project Name | 40FT expandable vocation house | ||
| Finished Time | Year 2021. | ||
| Project Place | Chile | ||
| Building Area | 1 unit | ||
| Project Description | 40ft Quick Assemble Expandable Granny Flat in mountain area for vocation. three bedroom design with living area, small kitchen and bathroom. with big balcony around for enjoying the beautifull view | ||
| Project Pictures | ![]() |
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| Project Name | Backyard granny flat in NZ | ||
| Finished Time | Year 2019 | ||
| Project Place | NZ | ||
| Building Area | 1 unit | ||
| Project Description | Standard 20ft expandable container in two bedroom design, simple and comfortable living. | ||
| Project Pictures | ![]() |
||
| Project Name | Road side temporary house in Perth | ||
| Finished Time | Year 2019 | ||
| Project Place | Australia | ||
| Building Area | 2 units | ||
| Project Description | Standard 20ft expandable container living house located on road site. simple foundation, No construction work in need. | ||
| Project Pictures | ![]() |
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FAQ
Q: Are you a factory or a trading company?
A: Hangzhou Xixi Building Co., LTD. is a factory located in Xiaoshan District, Hangzhou, China.
Q: What's your supply capacity?
A: Annual production capacity details are as follows:
Container house: 7200sets, including flatpack container house, expandable container house. for detachable container house will be 12,000 units.
Prefab house; 564000 square meters
Steel structure: 360000 square meters.
Q: What about the installation?
A: We'll provide the detailed installation drawing, or send supervisors guiding the installation for some special projects. We can do turnkey job for some kind of projects.
Q: How to ensure the product you supply is what we want exactly?
A: Before placing order, our sales and engineers team will provide you the right solution according to your requirements. architectural drawing, Shop drawing, 3D drawing, Materials photos, finished project photos are available, which can help you to understand the solution we are providing and make sure there's no misunderstanding in between.
We welcome inspections by the client or any third party during or after the production, for some projects, we can also install some samples before the mass production or before the shipment to make sure the client will get the exact house they are looking for.
Q: How long is your delivery time for a Quick Assemble Expandable Granny Flat?
A: Will be normally 20~40 days after the down payment arragned according to different order Qty and requests. This has included free architectural drawings, shop drawings, installation instructions, packing and loading.
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