Archive for the Vacuum Cleaner Category

Number of Filters And Efficiency of The Vacuum

The quality of the vacuum cleaner can be expressed by its suction power, input power (or their “energy efficiency ratio” which is the suction power divided by the input power) and number of filters used. Current vacuum producers offer systems with 4 – 8 filters. Every filter […]

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More on The Vacuum Cleaner Bags

The Golden Era of Paper Bags The first vacuum cleaner paper bag/filters appeared in 1960s and they quickly replaced the woven bags used massively that time as they were able to separate and catch the dust particles much better. Even though the woven bags could be used […]

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HEPA Filters and Dust Mites

The Attack of The Human Skin Eating Microorganisms The dust mites are microorganisms living on the dust particles and eating (mainly) the dead human skin (dead human skin creates approximately 70% of all the household dust). They love warm and wet places so it is no surprise […]

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Vacuum Cleaner’s Amperage vs. Wattage

Vacuum cleaners manufacturers (and retailers) often try to persuade the prospects to buy their products talking about their amperage (or wattage). Typically the sales guys say something like „…buy this vac, it has an extra strong 12 Amps motor providing great suction…“. Yet, the truth is that […]

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