Read about 40 product reviews. Written by experts and amateurs alike. Of course, you need to clean it often. Do not build the illusion that the garbage itself will fly away from the vacuum cleaner. Just like you need to clean the house immediately after you litter, more often and, of course, after the filter is clogged, the draft decreases, don’t go to the “grandmother”, as they say. to purchase. If there is a Bosch tool and "Akum" already.