As detailed in the publication “Home Installations”, plumbing installations can be found in 3,421,362 homes (94.7%), while 3,416,381 homes (94.6%) possess sewage systems. Heating facilities are available in 1,829,990 residences, accounting for 50.6% of the total, and a remote gas pipeline serves 404,405 homes (11.2%).
Of the total enumerated households, 2,704,711 (75%) are connected to public water supplies. In contrast, 20% utilize local village water supplies, hydrophores, or similar systems.
Public sewage systems serve 2,052,994 homes (57%), whereas 38% of homes connect their sewage installations to septic tanks, rivers, channels, or similar systems.
Public or local district heating warms 718,467 households (20%). Meanwhile, individual floor heating is found in 31% of the surveyed homes. Notably, almost half (46%) of the residences lack internal heating installations.