Arches spring up across the ceiling of this apartment in Taiwan, which Very Studio has overhauled to appear more bright and spacious. Set within a residential block in the city of Taichung, the Sunny Apartment previously featured a light-starved living area with poor ventilation – a majority of the home’s windows had been isolated to the building’s south elevation. To make the 200-square-metre apartment more accommodating for a family of four, locally based Very Studio devised a design scheme that focused on three elements it felt defined the “essence of living”: space, air and sound. Partition walls have been rearranged to loosely form a pentagonal-shaped floor plan that angles sightlines towards the apartment’s few windows. The ceiling has been turned into a series of vaults, giving the impression of a taller and more lofty living room. Each arch has an internal timber frame that was cut using a CNC-milling machine. “We wanted to create a shared space as one room, a space with fluidity. Therefore, we thought about modifying the level of the ceiling,” the studio told Dezeen. “We also wanted to erase the edge-line of the ceiling, ...