District heating (heating plant or large district boiler house) is marked by the enumerator for a dwelling that receives heat from a heating plant or a boiler house supplying a city or a larger area. Supply takes place via a public heat distributing company.

Boiler house supplying neighbouring buildings is marked by the enumerator for a dwelling that receives heat from a common boiler house in one of the buildings or from another heat source supplying several neighbouring buildings.

Central heating device only for your building (in a house or block of flats) is marked by the enumerator if a one-dwelling house or a multi-dwelling house (building) in which the dwelling is located has its own boiler room supplying the dwelling or dwellings in the building.

Storey central heating (only for the apartment) is marked by the enumerator for a dwelling where heating is installed in one or more dwellings in a multi-dwelling building (block of flats, house, etc.) that does not have common central heating.

The dwelling has no central heating (it is heated by various stoves, fireplaces) is marked by the enumerator for dwellings that have no central heating but are heated by various individual heating devices such as solid fuel stoves, gas stoves, electricity stoves or fireplaces.

The dwelling is not heated is marked by the enumerator for dwellings that are not heated.