House Extension Cost Calculator NZ
We’ve put together this house extension cost calculator to give you an idea of ballpark cost for those who are just doing a bit of research. The costs generated are based on average Christchurch renovation and extension costs on past completed projects. Please keep in mind that each house is unique in its construction, building materials, and site conditions, this calculator generates “rough” estimates and should not be used as a quote – for an accurate estimate, please contact us today.
Note: The prices are based on average costings in Christchurch region prices may vary in other regions of New Zealand