How will the building be used?
How many floor levels will the building have?
Not all types are suitable for all projects. For example, portable pads can usually only be used for small garden studios or temporary structures.
The material of the WikiHouse chassis. OSB3 is cheaper and grown in the UK, but plywood is lighter and more suitable for 5m+ spans.
The insulation material that will be used in the floor, walls and roof.
Fit out & finishes
The types of windows, cladding, roof materials, internal linings, finishes, services and equipment you use.
Will you be assembling the WikiHouse chassis yourself?
*All costs shown are estimates only, based on latest available data. They include materials and labour, but do not include VAT, design and planning fees, contractors fees, overheads and preliminaries, or any other costs for groundworks and landscaping.
**Upfront (or 'embodied') carbon values are estimates of initial product lifecycle (A1-A3) based on product EPDs, ICE v3 database, and WikiHouse LCA reports.