Q. I plan to install a home-size central vacuum cleaner myself. I have allergies, so I need clean, dust-free air. Since these central units are powerful, do they use a lot of electricity and are they ...

The amount of dust, mites, and pet hair it removed was astounding.

Question: My allergist recommended a super-powerful central vacuum cleaner, and I like how quiet they are. Do the powerful motors use a lot of extra electricity and can I install one myself to save a ...

should be able to install a system yourself, even in a two-story house. To access the second floor, the pipe is often run up to the attic first and then down to one or two rooms.