A Bit W Residence is a house in Nonthaburi, Thailand, designed by TA-CHA Design in 2024. The modernist-influenced home features basic geometric forms, passive design, and an open courtyard to enhance ventilation and green space.

These phrases more or less reflect the identity of A Bit W Residence owner who shared with our design team her aspirations for her first home. The property she will call her own, A Bit W Residence is built on her family’s 30-year-old land located in the housing estate in a Bangkok suburb, surrounded by a rich party of neighbours.

Inspired by modernist architecture, the style that leaves quite an impression on the owner, A Bit W Residence celebrates the work of modernist architects. Its form consists of basic geometric features, all contributing to different uses of the house, and is stripped of any ornamentation. The simple structure is made of multiple planes, each having a different width in relation to the structural load and function; for instance, the stair flight is constructed out of thin steel plates to carry the daily load, while the majority of the walls are thick in order to prevent heat from the outside.
Since A Bit W Residence is situated in an established housing estate exposed to very limited green space, our design team decided to create one inside the house. Inspired by an open courtyard frequently used in Oriental architecture, we gouged out the building’s mass and designed this courtyard to enhance air ventilation ...