A 1940s apartment building in central Cologne gains a 120m² attic duplex after the roof is rebuilt with a raised ridge, creating an extra level, a double-height living space, a central service-and-bedroom core, and a south-facing roof terrace.
A 1940s apartment building in central Cologne gains a 120m² attic duplex after the roof is rebuilt with a raised ridge, creating an extra level, a double-height living space, a central service-and-bedroom core, and a south-facing roof terrace.
