"blueskyfence' blurs - rather than emphasises - the boundary to Callington Road Hospital (an NHS mental health facility in Bristol). When we started this project we trod softly. After a few workshops with service users it was clear that something bold, celebratory and uplifting was required." Walter Jack Studios 3000 coloured discs like these were set on a stainless-steel frame, to create a fence in the image of a shimmering blue sky at Callington Road Hospital, Bristol.