Concrete, brick & block
build cost £1100-1600/m2
project cost certainty low
construction time 6-9 months
construction skill level high
U-value 0.3 W/m2K
Air leakage 8-10 m3 /h.m2
Carbon footprint 350-500 kgCO2/m2
Reuseable components 0-10%
build cost £1100-1600/m2
project cost certainty low
construction time 6-9 months
construction skill level high
U-value 0.3 W/m2K
Air leakage 8-10 m3 /h.m2
Carbon footprint 350-500 kgCO2/m2
Reuseable components 0-10%
WikiHouse
build cost £1100-1600/m2
project cost certainty medium-high
construction time 8-12 weeks
construction skill level low
U-value 0.15 W/m2K
Air leakage 1-3 m3/h.m2
Carbon footprint 150-250 kgCO2/m2
Reuseable components 80-90%
build cost £1100-1600/m2
project cost certainty medium-high
construction time 8-12 weeks
construction skill level low
U-value 0.15 W/m2K
Air leakage 1-3 m3/h.m2
Carbon footprint 150-250 kgCO2/m2
Reuseable components 80-90%
© Open Systems Lab 2019
The WikiHouse project is
maintained by Open Systems Lab, a non-profit company 9152368 registered in England & Wales
Go to Website︎
The WikiHouse project is
maintained by Open Systems Lab, a non-profit company 9152368 registered in England & Wales
Go to Website︎