In the battle against dirt, the central vacuum cleaner is the most high-tech weapon in the arsenal. For some reason, it’s a weapon that is seldom deployed. For those of you who’ve never seen one–and ...

Q: My children have allergies, so I vacuum clean often. I notice the lights dim when I first start the machine. Would a central vacuum system be more efficient than my canister model and should it ...

Dear Jim: My children have allergies, so I vacuum often. I notice the lights dim when I first start the cleaner. Would a central vacuum system be more efficient than my canister model and should it ...

Q: My children have allergies, so I vacuum often. I notice that the lights dim when I first start the vacuum. Would a central vacuum system be more efficient than my canister model? A: Don't judge ...

Dear Jim: My children have allergies, so I vacuum often. I notice the lights dim when I first start. Would a central vacuum system be more efficient than my canister model -- and should it vent ...

Question: I am considering installing a central vacuum cleaner myself. I need extra-clean air because of my allergies and quiet for my baby. Which central vacuums are best, and do they use more ...

Dear Jim: I am considering a central vacuum system because of my children's allergies. Should I vent it outdoors even though it will suck air out of the house? Are more powerful models best even ...

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 ...