“Grove’s” innovation lies in restraint made technically demanding. Every new joinery element is conceived as furniture — sitting clear of original walls, ceilings, and floors so the heritage fabric remains intact and uncompromised beneath. Most critically, the new attic stair floats within the original space, suspended to preserve adjacent windows and wall detailing while drawing light deep into the heart of the home. This required close collaboration between architect, builder, and engineer to resolve. Taken together, these decisions demonstrate that the most inventive response to a heritage interior is often the least visible one — innovation measured in what was saved as much as what was added.