To provide a blowing-and-vacuum cleaner greatly improving a cleaning efficiency by blowing out dust, and the like, accumulated on a corner part or a gap part by air pressure exhausted behind a vacuum cleaner body and then sucking the dust, and the like, via a suction part provided in the front of the body.

This blowing-and-vacuum cleaner is provided with a closed space part in a rear part of the inside of the vacuum cleaner where outside air is sucked via a suction motor and an exhaust hole in the closed space part to which a blowing nozzle is connected.