The central dust removal Blitzard Lufttechnik allows you to quickly remove crumbs from the table, dirt in the hallway or do many hours of general cleaning. No need to pull heavy portable vacuum cleaners or carry them up stairs. Just pull the hose out of the wall, turn on the handle and start cleaning. Advanced hose storage and cleaning system.More than 20 years ago, it replaced the classic version, when the hose was placed separately, carried by the user manually and inserted into the air outlet