tulvapatojen
Tulvapatojen, also known as functional guardians, are a concept in Finnish design concerning apartment units' maintenance. In the country's post-war public apartment stock, maintenance is typically the client's responsibility, and the building's custodian is responsible for only exterior upkeep and managing the common areas.
Residents' liability can be stepped up by adding extraordinaire-class complexes to the codes to function guardians,
The level of responsibility and autonomy assigned to apartment owners varies between location, a legislative and