Sucker good, but the evacuation is a disaster and only recommended as a garden owner. A mistake the alleged hundreds of engineers at Dyson have done: I buy a Super Sucker to the dust - even the best - rauszukriegen, and stand in the drain in a cloud of dust! The Better no sucker for dust-sensitive people! But we have a solution. We suck the dust container now with a second vacuum cleaner with dust bag free!