The growth of positive cases of Covid-19 in mid-2021 in several cities in Indonesia increasing rapidly, research proves the virus is transmitted through direct contact through the sprinkling of phlegm from an infected person (through coughing and sneezing). In terms of residential, the virus has strong transmissibility within family settings. Family cluster is a new phenomenon, especially in urban areas. Referring form the cases of family cluster, a family who lives in a small house in housing estate in Tangerang, it is necessary to understand the behaviour of family members, space organization, lighting and ventilation system of their house. With a phenomenological approach based on qualitative research, the finding and conclusion of this research, that: 1. Poorly Ventilated; 2. Poorly of Natural Lighting; 3. Frequently shared spaces; 4. No space that allows for full self-isolation, provides an overview of the typology of houses that have the potential to be the cause of family clusters. Learning from existing cases, sustainable housing that is adaptive to a pandemic Covid-19 are : 1. Isolated Room; 2. Having access to private sunbathing area; 3. moving the public space (living room) to an area that has good air circulation and is exposed to natural lighting.

Keywords

Space, Behaviour, Lighting, Ventilation, COVID-19