While others complain of the disadvantage of one product feature to another, vacuum cleaners paved way to convenience and removal of soil particles in the house for a smooth feel. It also made cleaning of carpets better for daily needs. Dirt carpets will not come along with just wiping, and that is what advantage bagless and conventional vacuum cleaners can do. Back Pack vacuum cleaners are strapped in the back and designed for ease of use without causing strain to the user. CENTRALIZED VACUUM CLEANERS: Installed as part of the utility provision of the building, it has a general collection centralized for heavy-duty use. Cleaning of the accumulated dirt only require yearly disposal because of the large size of the bag. The small size and lightweight designs of portable cordless vacuum cleaners enable you to clean practically anywhere. The cordless technology has allowed you inconceivable mobility when it comes to your vacuuming. With small cordless vacuum cleaners, you can easily bring the unit and clean your carpets then afterwards vacuum the bedroom, the kitchen floor, bring it to the basement, up the attic and even vacuum on the roof. This is perhaps the closest thing at that time to the modern vacuum cleaner. A year after, American janitor James Murray Spangler, created an electric version of the vacuum cleaner with the use of a fan, a bax and a pillow case. This seems simple enough but it really worked. When Spangler sold the idea to his cousin Hoover, the company Hoover Harness and Leather Goods Factory produced the device. 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. The portable ones can be very convenient. Cleans 99.97% of all dusts and allergens and picks up the smallest particles. Price: $429.99. - Electrolux Oxygen 3 Canister made with a low-profile nozzle specifically to clean hard floors, and low level carpets. By pressing the vacuum handle chord automatically rewinds. Price: $348. - Electrolux Oxygen 3 Upright best for all kinds of modern-day floors.