| Bagless |
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| Proponents of the bagless design often report convenience as its number one benefit! Dirt cups offer a convenient and easy way to dump the dirt without the hassle of replacement bags. |
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| Despite the easy of use and convenient dirt cup designs, dumping the dirt into a receptacle may generate an undesirable cloud of dust blow back. |
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| Without the additional filtration of the bag, the exhaust filter(s) tend to clog more frequently. This increased replacement frequency tends to offset any cost savings from not having to buy replacement bags. |
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| Because even a partially full bag can obstruct air flow, decreasing the suction power and stressing the motor, the bagless design may help maintain maximum suction efficiency and prolong motor life. |
