Are you considering a garden room or external home office? Not sure what it will cost you? Get in touch with us at info@michaelgarnhamassociates.co.uk. We have recently seen a large increase in garden rooms/ home offices / yoga room being built in the back garden. The cost of these structures varies enormously depending on how they are constructed and what level of finishes are required. But we can definitely point you in the right direction so that you get value for