There are many factors to consider when purchasing a vacuum cleaner, and with each manufacturer stressing the importance of the characteristics of their brand of machine, knowing what to look for can become completely overwhelming. In this haze of confusion, some manufacturers will try to emphasize traits that are, in fact, a standard part of most machines, so how do you know which information is the really valuable stuff?
Some manufacturers will stress the importance of the power of their machine, and to the majority of us who are not technologically inclined this seems to make sense. Our vacuum cleaner is twelve amps strong, they boast, and we cant help but be impressed until we realize that this is the standard electrical input for most vacuum cleaners. While these twelve amps worth of power is fairly standard, what differentiates machines is how these twelve amps are utilized in the machine itself, and where vacuum effectiveness really lies is in several other factors.
One of these is the design of the filter included in the vacuum. While any cleaner is useless without power to operate it, it is the filtration system that is really responsible for the way...