The unique and contemporary £1.2 million renovation of one of the most architecturally significant buildings in the City, the Assay Office, has seen Washroom Washroom’s bespoke manufacturing division undertake one of its most technically demanding projects.

More than seven linear metres of heat formed 12mm Corian solid surface curved and flat security wall has been CNC routed by Washroom at the scheduled monument, where testing and hallmarking is undertaken for the country’s leading jewellers.