The design of an additional space to act as a Winter sitting room, transforming into a light, airy room for entertaining in the Summer months, that becomes one with the garden. A vaulted ceiling enhances the sense of space, lit by a high level circular window and recessed lighting running the full length of the ceiling. Large windows on the front of the extension and bi-folding doors to the rear, opening on to the garden, removes the boundary between the internal and external space.