Complex environments, gathered in an architectural body which meets the requirements necessary to domestic life of its inhabitants. If isolated and used by a single family is said C. Single family.
– Terraced houses: series of single-family homes, generally from one to a maximum of three floors, arranged one after the other with a side, blind, in comue, and the openings only on the two opposing sides.
– Case in linea: building consisting of more apartments, also "cut” different, arranged on several levels, serviti da una scale comune,that system is repeated, creating a horizontal development in the definition of the volume.
– Case a torre: Building characterized by the prominence of vertical development in the definition of the volume, isolation of the building on all fronts, by repetition of the plan, with distibuzione housing, for a variable number of times, and by an element of vertical connection and distribution Housekeeping.