 The roof was covered by soil and grass, the largest such grass roof in the United Kingdom; it provides natural insulation and a wildlife reserve.In August 2006, Urban Splash announced that three retail companies were to move to Fort Dunlop; house accessory specialist Dwell, relocating from the Custard Factory, Snap Galleries and a Birmingham-based coffee outlet named The Daily Grind Coffee Company.Another company, Boxer, a design consultancy, was announced as the first tenant, relocating from their base in Coleshill.