There are also upright bag free vacuum cleaner models available for you that offer you more convenient cleaning duties. With its bagless cleaning operation, you do not have to buy dust bags before you can use this vacuum cleaner. Most of these Kenmore vacuum cleaners are equipped with a HEPA exhaust filter that offers you a better filtration system for a cleaner air. Filtration systems are also another feature in the vacuum cleaner. This has be to be brushed or washed a few times before replacing it so the suction power in the machine is still the same the next time it is brought out to clean the house. 3. Vacuum cleaners have little brushes or bristles that help it capture dirt. Present day car vacuum cleaners are equipped with powerful machines that can easily remove dust from your car interior. With various attachments, you will also be able to reach those tight cracks and corners like the areas around the car seats, behind the dashboard, and near the sides of the trunk. For cars, both the portable vacuum cleaners and the upright units are at your disposal. Now comes the next inconvenience when the vacuum cleaner bags are full of accumulated dusts from weeks of sucking. The solution? It is no other than the bagless vacuum cleaner. It is also called canister vacuum. Without seeing the physical appearance of a bagless vacuum cleaner, it will make you think: if the vacuum cleaner has no bag, where do the dusts go? But it was only in 1901 when the vacuum system was patented by British engineer H. Cecil Booth through a cleaner called Puffing Billy. He got the inspiration for the device from an almost similar cleaner that blew off dust from chairs. He thought that it would be even better if the device sucked it off instead. Those who want a free demo can log into the company s website and schedule an appointment. There are times that the person doesn t even have to do this because a sales agent could already be knocking at the door. If the individual is not yet convinced into getting a Kirby, there is nothing wrong with thinking about it for a few more days and comparing it with other vacuum cleaners being sold in the market.